About the Authors
Department of Global Health Systems and Development, Tulane University School of Public Health and Tropical Medicine, New Orleans, Louisiana, United States of America
Center for Analytics and Public Health, Battelle Memorial Institute, Columbus, Ohio, United States of America
Independent consultant, La Londe les Maures, France
Demographic and Health Surveys, ICF International, Calverton, Maryland, United States of America
Federal University of Pelotas, Pelotas, Brazil
The authors have declared that no competing interests exist.
Analyzed the data: TPE. Wrote the first draft of the manuscript: TPE. Contributed to the writing of the manuscript: DAR FTC JK RR AJDB FA. ICMJE criteria for authorship read and met: TPE DAR FTC JK RR AJDB FA. Agree with manuscript results and conclusions: TPE DAR FTC JK RR AJDB FA.