Funding for this research was provided by:
Bill and Melinda Gates Foundation (OPP1142172)
Conselho Nacional de Desenvolvimento Científico e Tecnológico (PRES -023 - PPE -015)
Roche Diagnostics International Ltd
Received: 20 March 2018
Accepted: 31 July 2019
First Online: 7 October 2019
Ethics approval and consent to participate
: This study was approved by the National Central Ethical Committee on research involving Human Subjects (CAAE: 53092916.4.2008.5411) and by each local ethical committee of the participating centres. The trial was registered at the ExternalRef removed: NCT03073317. The study was approved by the following Ethical Committees:Ethical Committee of Fernandes Figueira InstituteEthical Committee of City of Rio de Janeiro Health DepartmentEthical Committee of State University of São Paulo – BotucatuEthical Committee of Federal University of Porto AlegreEthical Committee of UNICAMP – CampinasEthical Committee of Guilherme Alvaro HospitalEthical Committee of Leonor Mendes de Barros Maternity HospitalThe consent to participate was written for all participants.
: Not applicable.
: The authors declare that they have no competing interests.