1 Pediatric Infectiology Unit, Hospital Dona Estefânia, Local Health Unit of São José, Lisbon, Portugal.
2 NOVA Medical School, New University of Lisbon, Lisbon, Portugal.
3 Pediatric Gastroenterology Unit, Hospital Dona Estefânia, Local Health Unit of São José, Lisbon, Portugal.
4 Global Health and Tropical Medicine, GHTM, Associate Laboratory in Translation and Innovation Towards Global Health, LA-REAL, Instituto de Higiene e Medicina Tropical, IHMT, Universidade NOVA de Lisboa, UNL, Lisbon, Portugal.