NCT04936308

Brief Summary

The purpose of this study is to evaluate the efficacy of guselkumab treatment in participants with active psoriatic arthritis (PsA) and inadequate response (IR) and/or intolerance to a prior anti-tumor necrosis factor (TNF) by assessing the reduction in signs and symptoms of PsA.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Strong global presence with extensive site network
Enrollment
453

participants targeted

Target at P50-P75 for phase_3

Timeline
2mo left

Started Sep 2021

Longer than P75 for phase_3

Geographic Reach
14 countries

169 active sites

Status
active not recruiting

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Progress96%
Sep 2021Jul 2026

First Submitted

Initial submission to the registry

June 16, 2021

Completed
7 days until next milestone

First Posted

Study publicly available on registry

June 23, 2021

Completed
3 months until next milestone

Study Start

First participant enrolled

September 28, 2021

Completed
3.1 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

October 28, 2024

Completed
1.1 years until next milestone

Results Posted

Study results publicly available

December 8, 2025

Completed
7 months until next milestone

Study Completion

Last participant's last visit for all outcomes

July 16, 2026

Expected
Last Updated

April 13, 2026

Status Verified

April 1, 2026

Enrollment Period

3.1 years

First QC Date

June 16, 2021

Results QC Date

October 27, 2025

Last Update Submit

April 9, 2026

Conditions

Outcome Measures

Primary Outcomes (1)

  • Percentage of Participants Who Achieved an American College of Rheumatology (ACR) 20 Response at Week 24

    ACR 20 response: \>=20% improvement from baseline in both swollen joint count (66 joints) and tender joint count (68 joints), and \>=20% improvement from baseline in 3 of 5 assessments: patient's assessment of pain using visual analog scale (VAS; 0-100 mm, 0=no pain and 100=worst possible pain), patient's global assessment of disease activity (arthritis, VAS; 0-100 mm, 0=excellent and 100= poor), physician's global assessment of disease activity (VAS; 0-100 mm, 0=no arthritis activity and 100=extremely active arthritis), patient's assessment of physical function measured by Disability Index of Health Assessment Questionnaire (HAQ-DI; 20-question instrument assessing 8 functional areas; range: 0-3, 0= no difficulty, 3= inability to perform task in that area), and CRP.

    At Week 24

Secondary Outcomes (20)

  • Percentage of Participants Who Achieved a Psoriasis Response of Investigator's Global Assessment (IGA) Psoriasis Score of 0 or 1 and >=2 Grade Reduction From Baseline at Week 24 Among the Participants With >=3 Percent(%) Body Surface Area (BSA)

    At Week 24

  • Percentage of Participants Who Achieved Psoriasis Area and Severity Index (PASI) 90 Response at Week 24 Among the Participants With >=3% BSA Psoriatic Involvement and an IGA Score of >=2 (Mild) at Baseline

    At Week 24

  • Change From Baseline in Health Assessment Questionnaire Disability Index (HAQ-DI) Score at Week 24

    Baseline (pre dose Week 0) and Week 24

  • Change From Baseline in 36-item Short Form Health Survey (SF-36) Physical Component Summary (PCS) Score at Week 24

    Baseline (pre dose Week 0) and Week 24

  • Change From Baseline in Functional Assessment of Chronic Illness Therapy-Fatigue (FACIT-F) Score at Week 24

    Baseline (pre dose Week 0) and Week 24

  • +15 more secondary outcomes

Study Arms (3)

Group 1: Guselkumab and Placebo

EXPERIMENTAL

Participants will receive guselkumab and placebo subcutaneously (SC) to maintain the blind.

Drug: GuselkumabDrug: Placebo

Group 2: Guselkumab

EXPERIMENTAL

Participants will receive guselkumab SC.

Drug: Guselkumab

Group 3: Placebo Followed by Guselkumab

EXPERIMENTAL

Participants will receive placebo SC and will cross over to receive guselkumab SC.

Drug: GuselkumabDrug: Placebo

Interventions

Participants will receive guselkumab as SC injection.

Also known as: Tremfya, CNTO1959
Group 1: Guselkumab and PlaceboGroup 2: GuselkumabGroup 3: Placebo Followed by Guselkumab

Participants will receive matching placebo as SC injection.

Group 1: Guselkumab and PlaceboGroup 3: Placebo Followed by Guselkumab

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Have a diagnosis of active psoriatic arthritis (PsA) for at least 6 months before the first administration of study agent and meet Classification criteria for Psoriatic Arthritis (CASPAR) at screening
  • Have active PsA as defined by: at least 3 swollen joints and at least 3 tender joints at screening and at baseline; and C-reactive protein (CRP) greater than or equal to (\>=) 0.3 milligrams per deciliter (mg/dL) at screening from the central laboratory
  • Have at least one of the following PsA subsets: distal interphalangeal joint involvement, polyarticular arthritis with absence of rheumatoid nodules, asymmetric peripheral arthritis, or spondylitis with peripheral arthritis
  • Have active plaque psoriasis, with at least one psoriatic plaque of \>= 2 centimeters (cm) diameter and/or nail changes consistent with psoriasis, or documented history of plaque psoriasis
  • Have an inadequate response and/or intolerance to anti-tumor necrosis factor alpha (TNF alpha) therapy, defined as presence of active PsA despite previous treatment with one prior anti-TNF alpha agent

You may not qualify if:

  • Has other inflammatory diseases that might confound the evaluations of benefit of guselkumab therapy in the treatment of PsA, including but not limited to rheumatoid arthritis, ankylosing spondylitis/nonradiographic axial spondyloarthritis, systemic lupus erythematosus, or Lyme disease
  • Has received more than 1 prior anti-tumor necrosis factor (TNF) alpha agent (or biosimilars)
  • Has ever received Janus kinase (JAK) inhibitor including but not limited to tofacitinib, baricitinib, filgotinib, peficitinib, decernotinib, upadacitinib or any other investigational JAK inhibitor
  • Has received any systemic immunosuppressants (example, azathioprine, cyclosporine, 6 thioguanine, mercaptopurine, mycophenolate mofetil, hydroxyurea, tacrolimus) within 4 weeks of the first administration of study intervention
  • Has known allergies, hypersensitivity, or intolerance to guselkumab or its excipients
  • Has a history of chronic or recurrent infectious disease, including but not limited to chronic renal infection, chronic chest infection (example, bronchiectasis), recurrent urinary tract infection (example, recurrent pyelonephritis or chronic non-remitting cystitis), fungal infection (example, mucocutaneous candidiasis), or open, draining, or infected skin wounds or ulcers

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (169)

Arthritis Associates

Mountain Brook, Alabama, 35223, United States

Location

Arizona Arthritis and Rheumatology Research PLLC 2

Avondale, Arizona, 85392, United States

Location

Arizona Arthritis and Rheumatology Research PLLC 3

Flagstaff, Arizona, 86001-6218, United States

Location

Arizona Arthritis and Rheumatology Research PLLC

Mesa, Arizona, 85210, United States

Location

Arizona Arthritis and Rheumatology Research PLLC 1

Phoenix, Arizona, 85032, United States

Location

Arizona Arthritis and Rheumatology Associates

Sun City, Arizona, 85351, United States

Location

Southern Arizona VA Healthcare System

Tucson, Arizona, 85723, United States

Location

Unity Health-White County Medical Center

Searcy, Arkansas, 72143, United States

Location

Newport Huntington Medical Group

Huntington Beach, California, 92648, United States

Location

Medvin Clinical Research 2

Thousand Oaks, California, 91360, United States

Location

Medvin Clinical Research

Tujunga, California, 91042, United States

Location

Clinical Research Center of Connecticut

Danbury, Connecticut, 06810, United States

Location

Bay Pines VA Healthcare System

Bay Pines, Florida, 33744, United States

Location

Clinical Research of West Florida

Clearwater, Florida, 33765, United States

Location

Omega Research Consultants

DeBary, Florida, 32713, United States

Location

Advanced Clinical Research of Orlando

Ocoee, Florida, 34761, United States

Location

Integral Rheumatology And Immunology Specialists

Plantation, Florida, 33324, United States

Location

Clinical Research of West Florida 1

Tampa, Florida, 33606, United States

Location

Florida Medical Clinic, P.A.

Zephyrhills, Florida, 33542, United States

Location

Great Lakes Clinical Trials

Chicago, Illinois, 60640, United States

Location

Clinic of Robert Hozman

Skokie, Illinois, 60076, United States

Location

The Arthritis and Diabetes Clinic

Monroe, Louisiana, 71203, United States

Location

Johns Hopkins University

Baltimore, Maryland, 21224, United States

Location

Klein And Associates M D P A

Hagerstown, Maryland, 21740, United States

Location

Great Lakes Center of Rheumatology

Lansing, Michigan, 48911, United States

Location

Arthritis and Rheumatology Center of MI

Okemos, Michigan, 48864, United States

Location

Clinical Research Institute of Michigan, LLC

Saint Clair Shores, Michigan, 48081, United States

Location

St. Paul Rheumatology P A

Eagan, Minnesota, 55121, United States

Location

Arthritis Consultants

St Louis, Missouri, 63141, United States

Location

Arthritis Rheumatic And Back Disease Associates

Voorhees Township, New Jersey, 08043, United States

Location

Albuquerque Center for Rheumatology

Albuquerque, New Mexico, 87102, United States

Location

Arthritis and Osteoperosis Associates of New Mexico

Las Cruces, New Mexico, 88011, United States

Location

Buffalo Rheumatology and Medicine PLLC

Orchard Park, New York, 14127, United States

Location

DJL Clinical Research, PLLC

Charlotte, North Carolina, 28211, United States

Location

STAT Research, Inc.

Vandalia, Ohio, 45377, United States

Location

Health Research of Oklahoma

Oklahoma City, Oklahoma, 73103, United States

Location

Rheumatology Associates of Oklahoma

Oklahoma City, Oklahoma, 73116, United States

Location

Dr. Ramesh Gupta

Memphis, Tennessee, 38119, United States

Location

Precision Comprehensive Clinical Research Solutions

Colleyville, Texas, 76034, United States

Location

Adriana Pop Moody MD Clinic PA

Corpus Christi, Texas, 78404, United States

Location

Metroplex Clinical Research Center

Dallas, Texas, 75231, United States

Location

Precision Comprehensive Clinical Research Solutions 1

Fort Worth, Texas, 76107, United States

Location

West Texas Clinical Research

Lubbock, Texas, 79424, United States

Location

Southwest Rheumatology Research LLC

Mesquite, Texas, 75150, United States

Location

Texas Rheumatology Care

Plano, Texas, 75024, United States

Location

Advanced Rheumatology of Houston

The Woodlands, Texas, 77382, United States

Location

DM Clinical Research

Tomball, Texas, 77375, United States

Location

Arthritis And Osteoporosis Clinic

Waco, Texas, 76710, United States

Location

Arthritis Northwest PLLC 1

Spokane, Washington, 99204, United States

Location

Rheumatology and Pulmonary Clinic

Beckley, West Virginia, 25801, United States

Location

Cosultorios Reumatologógicos Pampa

Buenos Aires, 1428, Argentina

Location

OMI

Buenos Aires, C1015ABO, Argentina

Location

CIPREC

Buenos Aires, C1061AAS, Argentina

Location

Centro Privado de Medicina Familiar

Buenos Aires, C1417EYG, Argentina

Location

Hospital Central Militar Cirujano Mayor Dr Cosme Argerich

Buenos Aires, C1426BOS, Argentina

Location

Instituto de Reumatología Mendoza

Mendoza, M5631AHF, Argentina

Location

Centro de Investigaciones Medicas Tucuman

San Miguel de Tucumán, T4000AXL, Argentina

Location

Southern Clinical Research

Hobart, 7000, Australia

Location

Liverpool Hospital

Liverpool, 2170, Australia

Location

Skin Health Institute Inc.

Melbourne, 3053, Australia

Location

Eastern Health - Box Hill Hospital

Melbourne, 3128, Australia

Location

UMHAT 'Dr. Georgi Stranski', EAD

Pleven, 5804, Bulgaria

Location

Medical Center Unimed Plovdiv

Plovdiv, 4001, Bulgaria

Location

UMHAT Kaspela

Plovdiv, 4001, Bulgaria

Location

Diagnosis-consulting centre-1

Rousse, 7002, Bulgaria

Location

Military Medical Academy

Sofia, 1606, Bulgaria

Location

UMHAT St. Ivan Rilski

Sofia, 1612, Bulgaria

Location

ASIMP Rheumatology Centre St Irina EOOD

Sofia, 1750, Bulgaria

Location

University Multiprofile Hospital Sofiamed Sofia

Sofia, 1770, Bulgaria

Location

Medical Centre Synexus

Sofia, 1794, Bulgaria

Location

RHEUMA s r o

Břeclav, 690 02, Czechia

Location

L K N Arthrocentrum

Hlučín, 748 01, Czechia

Location

MUDr Rosypalova s r o

Ostrava, 70800, Czechia

Location

Arthrohelp S.R.O.

Pardubice, 53002, Czechia

Location

Revmatologicky ustav

Prague, 128 50, Czechia

Location

Medical Plus S R O

Uherské Hradiště, 68601, Czechia

Location

PV Medical S R O

Zlín, 76001, Czechia

Location

Betegapolo Irgalmas Rend Budai Irgalmasrendi Korhaz

Budapest, 1027, Hungary

Location

Uno Medical Trials Ltd.

Budapest, 1152, Hungary

Location

Debreceni Egyetem, Kenézy Gyula Egyetemi Oktatókórház

Debrecen, 4031, Hungary

Location

Bekes Megyei Kozponti Korhaz Pandy Kalman Tagkorhaz

Gyula, 5700, Hungary

Location

Pest Megyei Flor Ferenc Korhaz

Kistarcsa, 2143, Hungary

Location

Szegedi Tudományegyetem, ÁOK, Szent-Györgyi Albert Klinikai Központ

Szeged, 6725, Hungary

Location

Fejer Varmegyei Szent Gyorgy Egyetemi Oktatokorhaz

Székesfehérvár, H-8000, Hungary

Location

Vital Medical Center Orvosi es Fogaszati Kozpont

Veszprém, 8200, Hungary

Location

Bnai Zion Medical Center

Haifa, 31048, Israel

Location

Rambam Health Care Campus

Haifa, 3109601, Israel

Location

Carmel Medical Center

Haifa, 34362, Israel

Location

Meir Medical Center

Kfar Saba, 4428164, Israel

Location

Sheba Medical Center

Ramat Gan, 5265601, Israel

Location

Hospital Selayang

Batu Caves, 68100, Malaysia

Location

Hospital Pulau Pinang

George Town, 10990, Malaysia

Location

Hospital Raja Permaisuri Bainun

Ipoh, 30450, Malaysia

Location

Hospital Tuanku Jaafar

Seremban, 70300, Malaysia

Location

Nzoz Bif Med

Bytom, 41 902, Poland

Location

Centrum Kliniczno Badawcze

Elblag, 82-300, Poland

Location

Malopolskie Badania Kliniczne Sp z o o

Krakow, 30 002, Poland

Location

Malopolskie Centrum Kliniczne

Krakow, 30 149, Poland

Location

Centrum Medyczne Promed

Krakow, 31-513, Poland

Location

Dermed Centrum Medyczne Sp z o o

Lodz, 90-265, Poland

Location

Centrum Terapii Wspolczesnej J M Jasnorzewska Spolka Komandytowo Akcyjna

Lodz, 90-338, Poland

Location

NZOZ Lecznica MAK MED S C

Nadarzyn, 05-830, Poland

Location

Twoja Przychodnia - Centrum Medyczne Nowa Sol

Nowa Sól, 67-100, Poland

Location

Twoja Przychodnia PCM

Poznan, 60 324, Poland

Location

Centrum Medyczne

Poznan, 61 113, Poland

Location

Lubelskie Centrum Diagnostyczne

Świdnik, 21 040, Poland

Location

MICS Centrum Medyczne Warszawa

Warsaw, 00-874, Poland

Location

Rheuma Medicus Sp z o o

Warsaw, 02 118, Poland

Location

Centrum Medyczne Reuma Park

Warsaw, 02 665, Poland

Location

WroMedica I Bielicka A Strzalkowska s c

Wroclaw, 51 685, Poland

Location

GCM Medical Group

San Juan, 00917, Puerto Rico

Location

Mindful Medical Research

San Juan, 00918, Puerto Rico

Location

FDI Clinical Research

San Juan, 00927, Puerto Rico

Location

Altay Medical State University

Barnaul, 656038, Russia

Location

Chelyabinck Regional Clinical Hospital

Chelyabinsk, 454076, Russia

Location

Chelyabinsk Regional Clinical Dermatovenerological Dispensary

Chelyabinsk, 454092, Russia

Location

Kemerovo State Medical University

Kemerovo, 650000, Russia

Location

LLL Medical Center Revma-Med

Kemerovo, 650070, Russia

Location

LLC Family Outpatient Clinic # 4

Korolyov, 141060, Russia

Location

Krasnodar Clinical Dermatovenerologic Dispensary

Krasnodar, 350020, Russia

Location

Regional SBI of PH Krasnoyarsk Regional Clinical hospital #20 named after I.S. Berzon

Krasnoyarsk, 660123, Russia

Location

Clinical-Diagnostic Center Euromedservice, JSC

Moscow, 115419, Russia

Location

FGBU Research Institute of Rheumatology named V.A.Nasonova

Moscow, 115522, Russia

Location

GBUZ of Moscow Region 'Moscow Region SRI n.a. Vladimirskyi'

Moscow, 129110, Russia

Location

GBOU VPO Orenburg State Medical University

Orenburg, 460000, Russia

Location

Rostov Regional Clinical Dermatovenerological Dispensary

Rostov-on-Don, 344007, Russia

Location

St. Petersburg GBUZ Clinical Reumatological Hospital 25

Saint Petersburg, 190068, Russia

Location

X7 Clinical Research Company Limited

Saint Petersburg, 194156, Russia

Location

Saratov Regional Clinical Hospital

Saratov, 410053, Russia

Location

Smolensk regional hospital on Smolensk railway station

Smolensk, 214025, Russia

Location

GBUZ of Samara Region 'Tolyatti City Clinical Hospital 5'

Tolyatti, 445846, Russia

Location

Tula Regional Clinical Dermatovenerological Dispensary

Tula, 300053, Russia

Location

Republican Clinical Hospital - G.G. Kuvatov

Ufa, 450005, Russia

Location

Hosp. Univ. de Cruces

Barakaldo, 48903, Spain

Location

Hosp. Univ. de La Princesa

Madrid, 28006, Spain

Location

Hosp. Quiron Madrid Pozuelo

Madrid, 28223, Spain

Location

Hosp Regional Univ de Malaga

Málaga, 29011, Spain

Location

Clinica Gaias

Santiago de Compostela, 15702, Spain

Location

Hosp. Quiron Sagrado Corazon

Seville, 41013, Spain

Location

Hosp. Clinico Univ. de Valencia

Valencia, 46010, Spain

Location

Adana City Hospital

Adana, 01370, Turkey (Türkiye)

Location

Gulhane Egitim ve Arastirma Hastanesi

Ankara, 06010, Turkey (Türkiye)

Location

Ankara Bilkent City Hospital

Ankara, 06800, Turkey (Türkiye)

Location

Hacettepe University Medical Faculty

Ankara, 6100, Turkey (Türkiye)

Location

Akdeniz Universitesi Hastanesi

Antalya, 07070, Turkey (Türkiye)

Location

Bursa Uludag Universitesi Hastanesi

Bursa, 16059, Turkey (Türkiye)

Location

Pamukkale University Medical Faculty

Denizli, 20070, Turkey (Türkiye)

Location

Osmangazi University Medical Faculty

Eskişehir, 26040, Turkey (Türkiye)

Location

Istanbul University Istanbul Medical Faculty

Istanbul, 34093, Turkey (Türkiye)

Location

Istanbul University Cerrahpasa Medical Faculty

Istanbul, 34098, Turkey (Türkiye)

Location

Kartal Dr Lutfi Kirdar sehir Hastanesi

Istanbul, 34865, Turkey (Türkiye)

Location

Marmara University Medical Faculty

Istanbul, 34899, Turkey (Türkiye)

Location

Kocaeli University Medical Faculty

Kocaeli, 41380, Turkey (Türkiye)

Location

Necmettin Erbakan Universitesi Tip Fakultesi Hastanesi

Konya, 42090, Turkey (Türkiye)

Location

Communal Noncommercial Enterprise Cherkasy Regional Hospital of Cherkasy Regional Council

Cherkasy, 18009, Ukraine

Location

Municipal non-commercial enterprise of Kharkiv Regional Council Regional Clinical Hospital

Kharkiv, 61204, Ukraine

Location

Khmelnitckiy regional hospital

Khmelnytsky, 29000, Ukraine

Location

City Clinical Hospital No. 2

Kryvyi Rih, 50056, Ukraine

Location

Medical Center LLC 'Harmony of Beauty'

Kyiv, 01135, Ukraine

Location

Medical Center of 'Institute of Rheumatology', LLC

Kyiv, 02081, Ukraine

Location

Kyiv City Clinical Hospital #3

Kyiv, 02125, Ukraine

Location

Kyiv Railway Clinical Hospital #2 Of Branch 'Health Center' Of The Company 'Ukrainian Railway'

Kyiv, 03049, Ukraine

Location

SI National Scientific Center Institute of Cardiology of M.D. Strazhesko of NAMS of Ukraine

Kyiv, 03151, Ukraine

Location

Medical Center 'Consylium Medical'

Kyiv, 04050, Ukraine

Location

Volyn Regional Clinical Hospital

Lutsk, 43005, Ukraine

Location

LLC Medical House

Odesa, 65026, Ukraine

Location

ME Poltava Regional Clinical Hospital named after M.V. Sklifosovsky of Poltava Regional Consuil

Poltava, 36011, Ukraine

Location

Vinnitsia Regional Clinical Hospital n.a. M. I. Pyrogov

Vinnytsia, 21018, Ukraine

Location

Medical Center LLC 'Modern Clinic'

Zaporizhzhya, 69600, Ukraine

Location

Related Publications (1)

  • Ogdie A, Merola JF, Mease PJ, Ritchlin CT, Scher JU, Lafferty KP, Chan D, Chakravarty SD, Langholff W, Wang Y, Choi O, Krol Y, Gottlieb AB. Efficacy and safety of guselkumab in patients with active psoriatic arthritis who had inadequate efficacy and/or intolerance to one prior tumor necrosis factor inhibitor: study protocol for SOLSTICE, a phase 3B, multicenter, randomized, double-blind, placebo-controlled study. BMC Rheumatol. 2024 May 21;8(1):20. doi: 10.1186/s41927-024-00386-7.

MeSH Terms

Conditions

Arthritis, Psoriatic

Interventions

guselkumab

Condition Hierarchy (Ancestors)

SpondylarthropathiesSpondylarthritisSpondylitisSpinal DiseasesBone DiseasesMusculoskeletal DiseasesArthritisJoint DiseasesPsoriasisSkin Diseases, PapulosquamousSkin DiseasesSkin and Connective Tissue Diseases

Results Point of Contact

Title
Senior Medical Leader PEDIATRICS IMM
Organization
Janssen Research & Development, LLC

Study Officials

  • Janssen Research & Development, LLC Clinical Trial

    Janssen Research & Development, LLC

    STUDY DIRECTOR

Publication Agreements

PI is Sponsor Employee
No
Restriction Type
OTHER
Restrictive Agreement
Yes

Study Design

Study Type
interventional
Phase
phase 3
Allocation
RANDOMIZED
Masking
DOUBLE
Who Masked
PARTICIPANT, INVESTIGATOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

June 16, 2021

First Posted

June 23, 2021

Study Start

September 28, 2021

Primary Completion

October 28, 2024

Study Completion (Estimated)

July 16, 2026

Last Updated

April 13, 2026

Results First Posted

December 8, 2025

Record last verified: 2026-04

Data Sharing

IPD Sharing
Will share

The data sharing policy of the Janssen Pharmaceutical Companies of Johnson \& Johnson is available at www.janssen.com/clinical-trials/transparency. As noted on this site, requests for access to the study data can be submitted through Yale Open Data Access (YODA) Project site at yoda.yale.edu

More information

Locations