Ethics statement
DISEASES
The studies involving humans were approved by National Ethical Committee (Comité d’Éthique pour la Recherche en Santé); National Regulatory Board, Burkina Faso; London School of Hygiene and Tropical Medicine Research Ethics Committee; Research Institute for Microbial Diseases Ethics Committee, Japan. The studies were conducted in accordance with the local legislation and institutional requirements. Written informed consent for participation in this study was provided by the participants’ legal guardians/next of kin.