About the Authors

Saori Kashima

saori_ksm@ybb.ne.jp

Affiliations Department of Public Health and Health Policy, Hiroshima University Graduate School of Biomedical Sciences, Hiroshima, Japan, Department of Epidemiology, Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences, Okayama, Japan

Etsuji Suzuki

Affiliation Department of Epidemiology, Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences, Okayama, Japan

Toshiharu Okayasu

Affiliation HIV Prevention Strengthening Project / Japan International Cooperation Agency Madagascar, Antananarivo, Madagascar

Razafimahatratra Jean Louis

Affiliation Ministry of Health in Service of Statistic Health, Antananarivo, Madagascar

Akira Eboshida

Affiliation Department of Public Health and Health Policy, Hiroshima University Graduate School of Biomedical Sciences, Hiroshima, Japan

S. V. Subramanian

Affiliation Department of Society, Human Development, and Health, Harvard School of Public Health, Boston, Massachusetts, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SK ES SVS . Performed the experiments: SK. Analyzed the data: SK. Contributed reagents/materials/analysis tools: SK TO RJL. Wrote the paper: SK ES TO RJL AE SVS.