About the Authors

Ahmad Reza Hosseinpoor

hosseinpoora@who.int

Affiliation Department of Health Statistics and Information Systems, World Health Organization, Geneva, Switzerland

Jennifer Stewart Williams

Affiliation Research Centre for Gender Health and Ageing, Faculty of Health, University of Newcastle, Newcastle, New South Wales, Australia

Avni Amin

Affiliation Department of Gender, Women and Health, World Health Organization, Geneva, Switzerland

Islene Araujo de Carvalho

Affiliation Department of Gender, Women and Health, World Health Organization, Geneva, Switzerland

John Beard

Affiliation Department of Gender, Women and Health, World Health Organization, Geneva, Switzerland

Ties Boerma

Affiliation Department of Health Statistics and Information Systems, World Health Organization, Geneva, Switzerland

Paul Kowal

Affiliations Department of Health Statistics and Information Systems, World Health Organization, Geneva, Switzerland, Research Centre for Gender Health and Ageing, Faculty of Health, University of Newcastle, Newcastle, New South Wales, Australia

Nirmala Naidoo

Affiliation Department of Health Statistics and Information Systems, World Health Organization, Geneva, Switzerland

Somnath Chatterji

Affiliation Department of Health Statistics and Information Systems, World Health Organization, Geneva, Switzerland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AH. Analyzed the data: AH. Wrote the paper: JASW. Performed the statistical analysis: AH. Wrote the first draft: JASW. Provided input on first draft: AH SC. Read the draft and provided comments: IAC AA JB TB PK NN. Read and approved the final draft: AH JASW SC IAC AA JB TB PK NN.