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

Corresponding Author

najera@bluewin.ch

Competing Interests

The authors have declared that they have no competing interests.

Author Contributions

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.