About the Authors

J. Moodley

Roles Conceptualization, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Resources, Supervision, Validation, Writing – original draft, Writing – review & editing

Jennifer.moodley@uct.ac.za

Affiliations Women’s Health Research Unit, School of Public Health and Family Medicine, Faculty of Health Sciences, University of Cape Town; Observatory, Cape Town, South Africa, Cancer Research Initiative, Faculty of Health Sciences, University of Cape Town; Observatory, Cape Town, South Africa, SAMRC Gynaecology Cancer Research Centre, Faculty of Health Sciences, University of Cape Town, Observatory, Cape Town, South Africa

S. E. Scott

Roles Conceptualization, Methodology, Validation, Writing – review & editing

Affiliation Centre for Oral, Clinical and Translational Sciences, Faculty of Dentistry, Oral and Craniofacial Sciences, King’s College London, London, United Kingdom

A. D. Mwaka

Roles Conceptualization, Project administration, Supervision, Writing – review & editing

Affiliation Department of Medicine, School of Medicine, College of Health Sciences, Makerere University, Kampala, Uganda

D. Constant

Roles Data curation, Formal analysis, Methodology, Validation, Writing – review & editing

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

J. N. Githaiga

Roles Investigation, Project administration, Writing – review & editing

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

T. S. Stewart

Roles Formal analysis, Investigation, Writing – review & editing

Affiliation Department of Obstetrics & Gynaecology, Plymouth Hospitals NHS Trust, Derriford Hospital, Plymouth, Devon, United Kingdom

A. Payne

Roles Investigation, Writing – review & editing

Affiliation Cancer Research Initiative, Faculty of Health Sciences, University of Cape Town; Observatory, Cape Town, South Africa

L. Cairncross

Roles Conceptualization, Investigation, Visualization, Writing – review & editing

Affiliation Surgical Endocrine Oncology Unit, Division of General Surgery, Department of Surgery, University of Cape Town; Observatory, Cape Town, South Africa

N. I. M. Somdyala

Roles Conceptualization, Writing – review & editing

Affiliation Eastern Cape Cancer Registry, South African Medical Research Council, Burden of Disease Research Unit, Tygerberg, South Africa

F. M. Walter

Roles Conceptualization, Funding acquisition, Methodology, Validation, Writing – review & editing

Affiliation The Primary Care Unit, Department of Public Health & Primary Care, University of Cambridge, Cambridge, United Kingdom

Competing Interests

We have the following interests: This study was funded in part by GlaxoSmithKline (GSK) Africa Non-Communicable Disease Open Lab (via a supporting grant Project Number: 023). GSK provided in-kind scientific and statistical support as part of capacity strengthening. There are no patents, products in development or marketed products to declare. This does not alter our adherence to all the PLOS ONE policies on sharing data and materials.