LGS conceived the study, participated in sample collection, participated in the coordination and management of the study, collected and analyzed the data, and edited the article.
LFSM, CMS, RA and JB supervised data collection, participated in data analyses and interpretation.
RW carried out the data collection, participated in its design and coordination and drafted the manuscript.
GZ carried out data collection, participated in interpretation of the data, and critically revised the manuscript.
ERH contributed to the data collection, participated in the study design, carried out the data analyses.
HC led data collection, participated in data analysis, interpretation and writing this manuscript.
CG coordinated data collection, participated in data management, and helped to draft the manuscript.
MK participated in developing the study design, facilitated data collection, participated in interpretation of findings.
CY led efficacy outcome data collection, participated in efficacy data analysis, and contributed to manuscript preparation.
JT coordinated in-country data collection, participated in the interpretation of findings and drafting of manuscript.
SKF was responsible of data collection, participated in interpretation of data and drafting of the manuscript.
