About the Authors

Christiane Horwood

Christiane@telkomsa.net

Affiliation Centre for Rural Health, University of KwaZulu-Natal, Durban, South Africa

Kerry Vermaak

Affiliation Centre for Rural Health, University of KwaZulu-Natal, Durban, South Africa

Nigel Rollins

Affiliation Department of Paediatrics and Child Health, University of KwaZulu-Natal, Durban, South Africa

Lyn Haskins

Affiliation Centre for Rural Health, University of KwaZulu-Natal, Durban, South Africa

Phumla Nkosi

Affiliation Centre for Rural Health, University of KwaZulu-Natal, Durban, South Africa

Shamim Qazi

Affiliation Department of Child and Adolescent Health and Development, World Health Organisation, Switzerland, Geneva

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CMH KV SAQ. Performed the experiments: CMH KV LH PN. Analyzed the data: CMH KV NR LH PN SAQ. Wrote the paper: CMH KV NR LH PN SAQ.