About the Authors
- José A. Nájera
- Retired (formerly WHO), Crans-Celigny, Vaud, Switzerland
- Matiana González-Silva, Pedro L. Alonso
- Barcelona Centre for International Health Research (Hospital Clínic, Universitat de Barcelona), Barcelona, Spain
- Pedro L. Alonso
- Centro de Investigaçao em Saude da Manhiça, Maputo, Mozambique
The authors have declared that they have no competing interests.
ICMJE criteria for authorship read and met: JAN MGS PLA. Agree with the manuscript's results and conclusions: JAN MGS PLA. Designed the study: JAN PLA. Analyzed the data: JAN PLA. Wrote the first draft of the paper: JAN. Contributed to the writing of the paper: JAN MGS PLA.