About the Authors

Deborah Constant

Deborah.constant@uct.ac.za

Affiliations Women’s Health Research Unit, School of Public Health and Family Medicine, University of Cape Town, Cape Town, South Africa, Division of Epidemiology & Biostatistics, School of Public Health and Family Medicine, University of Cape Town, Cape Town, South Africa

Jane Harries

Affiliation Women’s Health Research Unit, School of Public Health and Family Medicine, University of Cape Town, Cape Town, South Africa

Thokozile Malaba

Affiliations Women’s Health Research Unit, School of Public Health and Family Medicine, University of Cape Town, Cape Town, South Africa, Division of Epidemiology & Biostatistics, School of Public Health and Family Medicine, University of Cape Town, Cape Town, South Africa

Landon Myer

Affiliation Division of Epidemiology & Biostatistics, School of Public Health and Family Medicine, University of Cape Town, Cape Town, South Africa

Malika Patel

Affiliation Department of Obstetrics & Gynaecology, University of Cape Town and Groote Schuur Hospital, Cape Town, South Africa

Gregory Petro

Affiliation Department of Obstetrics & Gynaecology, University of Cape Town and New Somerset Hospital, Cape Town, South Africa

Daniel Grossman

Current address: Advancing New Standards in Reproductive Health (ANSIRH), Bixby Center for Global Reproductive Health, Department of Obstetrics, Gynecology and Reproductive Sciences, University of California San Francisco, Oakland, California, United States of America

Affiliation Ibis Reproductive Health, Oakland, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: DC DG JH. Formal analysis: DC DG LM TM. Funding acquisition: DC DG JH. Investigation: DC DG JH TM MP GP. Methodology: DC DG. Project administration: TM. Visualization: DC DG. Writing – original draft: DC DG LM JH. Writing – review & editing: GP MP TM.