About the Authors

Akthar Hussain

maleeha@mweb.co.za

Affiliation Department of Family Medicine, Nelson R Mandela School of Medicine, University of KwaZulu Natal, Durban, KwaZulu Natal, South Africa

Dhayendre Moodley

Affiliation Women's Health and HIV Research Unit, Department of Obstetrics and Gynaecology, Nelson R Mandela School of Medicine, University of KwaZulu Natal, Durban, KwaZulu Natal, South Africa

Sudhindra Naidoo

Affiliation Women's Health and HIV Research Unit, Department of Obstetrics and Gynaecology, Nelson R Mandela School of Medicine, University of KwaZulu Natal, Durban, KwaZulu Natal, South Africa

Tonya M. Esterhuizen

Affiliation Programme of Biostatistics, Department of Research Ethics and Medical Law, College of Health Sciences, University of KwaZulu Natal, Durban, KwaZulu Natal, South Africa

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AH DM. Performed the experiments: AH SN. Analyzed the data: TE AH DM. Contributed reagents/materials/analysis tools: AH DM SN TE. Wrote the paper: AH DM. Reviewed the manuscript: TE SN.