A Study to Learn More About How Risankizumab Works in Young Participants With Ulcerative Colitis

Phoenix Children's Hospital /ID# 273015, Phoenix, Arizona, United States

Rady Children's Hospital /ID# 271873, San Diego, California, United States

University of California San Francisco - Mission Bay /ID# 273022, San Francisco, California, United States

Nicklaus Children's Hospital - Miami - Southwest 62nd Avenue /ID# 271585, Miami, Florida, United States

Childrens Center For Digestive Health Care /ID# 273228, Atlanta, Georgia, United States

University of Chicago Medical Center /ID# 271588, Chicago, Illinois, United States

Goryeb Children's Hospital /ID# 271801, Morristown, New Jersey, United States

University Hospitals Cleveland Medical Center /ID# 271831, Cleveland, Ohio, United States

The Children's Hospital of Philadelphia /ID# 273222, Philadelphia, Pennsylvania, United States

Upmc Children'S Hospital Of Pittsburgh /ID# 272328, Pittsburgh, Pennsylvania, United States

Patewood Medical Campus /ID# 272477, Greenville, South Carolina, United States

Cliniques Universitaires UCL Saint-Luc /ID# 270123, Brussels, Brussels Capital, Belgium

Hospital Universite Enfants Reine Fabiola /ID# 271860, Brussels, Belgium

Centre Hospitalier Regional de la Citadelle /ID# 270459, Liège, Belgium

Galileo Medical Research /ID# 271817, Juiz de Fora, Minas Gerais, Brazil

Hospital Pequeno Príncipe /ID# 271814, Curitiba, Paraná, Brazil

Hospital Sirio Libanes - Sao Paulo /ID# 271818, São Paulo, Brazil

Alberta Children's Hospital /ID# 272635, Calgary, Alberta, Canada

Edmonton Clinic Health Academy /ID# 271168, Edmonton, Alberta, Canada

London Health Sciences Centre - Verspeeten Family Cancer Centre /ID# 271157, London, Ontario, Canada

Medizinische Universitaet Lausitz - Carl Thiem /ID# 272023, Cottbus, Brandenburg, Germany

Klinikum Kassel /ID# 271546, Kassel, Hesse, Germany

Universitaetsklinikum Muenster - Albert Schweitzer Campus /ID# 271898, Münster, North Rhine-Westphalia, Germany

General Hospital of Chest Diseases of Athens SOTIRIA /ID# 270143, Athens, Attica, Greece

University General Hospital Attikon /ID# 272361, Chaïdári, Attica, Greece

General Hospital of Thessaloniki Hippokrateio /ID# 271939, Thessaloniki, Greece

Fondazione di Religione e di Culto Casa Sollievo della Sofferenza /ID# 271889, San Giovanni Rotondo, Foggia, Italy

Azienda Ospedaliera Universitaria Federico II - Naples /ID# 271895, Naples, Napoli, Italy

Fondazione Policlinico Universitario Agostino Gemelli IRCCS-Universita Cattolica /ID# 272967, Rome, Roma, Italy

Ospedale Infantile Burlo Garofolo /ID# 274442, Trieste, Italy

Aichi Medical University Hospital /ID# 281613, Nagakute, Aichi-ken, Japan

Kagawa University Hospital /ID# 282010, Kita-gun, Kagawa-ken, Japan

Osaka Women's and Children's Hospital /ID# 280789, Izumi-Shi, Osaka, Japan

Tokyo Medical University Hospital /ID# 280850, Shinjuku-ku, Tokyo, Japan

Nagasaki University Hospital /ID# 281241, Nagasaki, Japan

University Children's Hospital /ID# 269960, Belgrade, Beograd, Serbia

Institut za zdravstvenu zastitu majke i deteta Srbije Dr Vukan Cupic /ID# 270696, Belgrade-Vračar, Beograd, Serbia

Institute for Child and Youth Health Care of Vojvodina /ID# 269961, Novi Sad, Serbia

Pusan National University Yangsan Hospital /ID# 272769, Yangsan, Gyeongsangnam-do, South Korea

Seoul National University Hospital /ID# 272852, Seoul, Seoul Teugbyeolsi, South Korea

Kangbuk Samsung Hospital /ID# 273333, Seoul, Seoul Teugbyeolsi, South Korea

Yonsei University Health System Severance Hospital /ID# 272894, Seoul, Seoul Teugbyeolsi, South Korea

Samsung Medical Center /ID# 272862, Seoul, Seoul Teugbyeolsi, South Korea

Hospital Teresa Herrera - CHUAC /ID# 271459, A Coruña, A Coruna, Spain

Hospital Universitario Puerta de Hierro - Majadahonda /ID# 271466, Majadahonda, Madrid, Spain

Karolinska University Hospital Solna /ID# 271679, Solna, Stockholm County, Sweden

Sodersjukhuset /ID# 271678, Stockholm, Stockholm County, Sweden

Sahlgrenska Universitetssjukhuset /ID# 271675, Gothenburg, Västra Götaland County, Sweden

Taichung Veterans General Hospital /ID# 269242, Taichung, Taiwan

National Taiwan University Hospital /ID# 269244, Taipei, Taiwan

Addenbrookes Hospital /ID# 271489, Cambridge, Cambridgeshire, United Kingdom

Sheffield Children's Hospital NHS Foundation Trust /ID# 271490, Sheffield, England, United Kingdom

Alder Hey Children's NHS Foundation Trust /ID# 271533, Liverpool, United Kingdom