About the Authors

Mari Luntamo

mari.luntamo@gmail.com

Affiliation Department of International Health, University of Tampere Medical School, Tampere, Finland

Anne-Maria Rantala

Affiliation Department of International Health, University of Tampere Medical School, Tampere, Finland

Steven R. Meshnick

Affiliation Department of Epidemiology, Gillings School of Global Public Health, University of North Carolina, Chapel Hill, North Carolina, United States of America

Yin Bun Cheung

Affiliations Singapore Clinical Research Institute, Singapore, Singapore, Duke-NUS Graduate Medical School Singapore, Singapore

Teija Kulmala

Affiliation Department of International Health, University of Tampere Medical School, Tampere, Finland

Kenneth Maleta

Affiliation College of Medicine, University of Malawi, Blantyre, Malawi

Per Ashorn

Affiliations Department of International Health, University of Tampere Medical School, Tampere, Finland, Department of Pediatrics, Tampere University Hospital, Tampere, Finland

Competing Interests

Azithromycin and its placebo used in the study were provided free of charge by Pfizer Inc (New York), which had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript. This does not alter the authors’ adherence to all the PLoS ONE policies on sharing data and materials. The authors have declared that no other competing interests exist.

Author Contributions

Conceived and designed the experiments: ML SRM TK KM PA. Performed the experiments: ML AMR SRM TK KM PA. Analyzed the data: ML YBC PA. Contributed reagents/materials/analysis tools: SRM PA. Wrote the paper: ML SRM PA. Revised the manuscript critically for important intellectual content: AMR YBC TK KM.