About the Authors

Barbara Navaza

Affiliation ISGlobal, Barcelona Centre for International Health Research (CRESIB), Hospital Clínic - Universitat de Barcelona, Barcelona, Spain

Bruno Abarca

Affiliation ISGlobal, Barcelona Centre for International Health Research (CRESIB), Hospital Clínic - Universitat de Barcelona, Barcelona, Spain

Federico Bisoffi

Affiliation ISGlobal, Barcelona Centre for International Health Research (CRESIB), Hospital Clínic - Universitat de Barcelona, Barcelona, Spain

Robert Pool

Affiliation Centre for Social Science and Global Health, University of Amsterdam, Amsterdam, The Netherlands

Maria Roura

maria.roura@isglobal.org

Affiliation ISGlobal, Barcelona Centre for International Health Research (CRESIB), Hospital Clínic - Universitat de Barcelona, Barcelona, Spain

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MR RP. Performed the experiments: BN BA FB. Analyzed the data: MR BN BA FB. Contributed reagents/materials/analysis tools: MR BN BA FB RP. Wrote the paper: MR. Developed data collection tools: BN BA FB MR. Coordinated field work: BN MR.