A Study of PTC923 in Participants With Phenylketonuria

Pediatric Surgery Center, Tbilisi

Cukurova Üniversity Balcali Hospital Health Application and Research Center, Adana

Westmead Hospital, Westmead

Royal Melbourne Hospital, Melbourne

Grupo Médico Camino SC, Benito Juárez

Hacettepe University Medical Faculty, Altındağ

Gazi Üniversitesi Tıp Fakültesi, Yenimahalle

Hospital Sant Joan de Déu, Barcelona

UPMC Children's Hospital of Pittsburgh, Pittsburgh

The Children's Hospital of Philadelphia, Philadelphia

University Children's Hospital Hamburg Eppendorf (Kinder-UKE) Klinik für Kinder- und Jugendmedizin (Kinder-UKE), Hamburg

Hospital Universitario Ramón y Cajal, Madrid

UF College of Medicine, Department of Pediatrics Division of Genetics and Metabolism, Gainesville

İstanbul Üniversitesi Cerrahpaşa Tıp Fakültesi, Fatih

Ege University Faculty of Medicine Children Hospital, Bornova

Division of Inherited Metabolic Diseases, Azienda Ospedaliera-Università Padova, Padua

Bretonneau Hospital - CHRU de Tours, Tours

CHRU de Tours- Hôpital Pédiatrique de Clocheville, Tours

PanAmerican Clinical Research, Guadalajara

Indiana University School of Medicine, Indianapolis

Universitätsklinikum Münster, Münster

Medical College of Wisconsin, Milwaukee

Universitätsklinikum Heidelberg / Zentrum für Kinder- und Jugendmedizin / Sektion für Neuropädiatrie & Stoffwechselmedizin, Heidelberg

Children's Medical Center Dallas, Dallas

University of Texas Health Science Center of Texas, Houston

University of Colorado and the Children's Hospital CO, Aurora

University of Utah, Division of Medical Genetics (pediatric and adult clinic), Salt Lake City

Stanford University Center for Academic Medicine, Stanford

Boston Children's Hospital, Boston

Icahn School of Medicine at Mount Sinai (ISMMS), New York

PARC Clinical Research, Adelaide

Hospital de clinicas de Porto Alegre, Porto Alegre

Hospital das Clínicas da Faculdade de Medicina de Ribeirão Preto da Universidade de São Paulo, Ribeirão Preto

Metabolics and Genetics in Calgary (MAGIC) Clinic, Ltd., Calgary

The Hospital for Sick Children University of Toronto, Adult Clinic: The Fred A Litwin Family Centre in Genetic Medicine University Health Network & Mt. Sinai Hospital, Toronto

Copenhagen University Hospital, Rigshospitalet, Copenhagen

Policlinico Umberto I, Rome

UMCG Beatrix Children's Hospital, Groningen

Centro Hospitalar Universitário Do Porto, Epe, Porto

CENTRO HOSPITALAR UNIVERSITÁRIO LISBOA NORTE Hospital de Santa Maria,, Lisbon

CENTRO HOSPITALAR UNIVERSITÁRIO LISBOA NORTE Hospital de Santa Maria, Lisbon

Birmingham Children's Hospital NHS Foundation Trust, Birmingham

Great Ormond Street Hospital, London