Montreal Children's Hospital, Montréal, Canada
Manchester University, Manchester, United Kingdom
New York-Presbyterian, New York, New York, United States
Centro Hospitalar e Universitário de Coimbra, Coimbra, Portugal
Besta Institute, Milan, Italy
Hospital das Clinicas da Universidade Federal de Minas Gerais (UFMG), Minas Gerais, Brazil
The Children's Hospital of Philadelphia, Philadelphia, Pennsylvania, United States
The Hospital for Sick Children, Toronto, Canada
Hospital de Clínicas de Porto Alegre (HCPA), Porto Alegre, Brazil