1. Escola Bahiana de Medicina e Saúde Pública Salvador Bahia Brazil
2. Harvard Medical School Program in Global Surgery and Social Change Boston Massachusetts USA
3. Faculty of Medical Sciences Universidade de Pernambuco Recife Pernambuco Brazil
4. Faculty of Medical Sciences Universidad Católica Argentina Buenos Aires Argentina
5. Harvey E. Beardmore Division of Pediatric Surgery The Montreal Children's Hospital McGill University Health Center Montreal Quebec Canada
6. McGill University Montreal Quebec Canada
7. Kursk State Medical University School of Medicine Kursk Kurskaya Oblast Russia
8. Universidade Federal de Ciências da Saúde de Porto Alegre Porto Alegre Rio Grande do Sul Brazil
9. Universidade Regional de Blumenau Blumenau Santa Catarina Brazil
10. Department of Pediatric Surgery Boston Children's Hospital Boston Massachusetts USA
11. Department of Surgery Division of Urology University Health Network Toronto Ontario Canada