1. Centro de Investigação em Saúde de Manhiça (CISM), Maputo 1929, Mozambique
2. ISGlobal, Barcelona Ctr. Int. Health Res. (CRESIB), Hospital Clínic – Universitat de Barcelona, Barcelona 08036, Spain
3. Department of Pathology, Hospital Clinic of Barcelona, Universitat de Barcelona, Barcelona 08036, Spain
4. ICREA, Pg. Lluís Companys 23, Barcelona 08010, Spain
5. Pediatric Infectious Diseases Unit, Pediatrics Department, Hospital Sant Joan de Déu (University of Barcelona), Barcelona 08950, Spain
6. Universidad Europea de Madrid, Madrid 28670, Spain