About the Authors
London School of Hygiene & Tropical Medicine, London, United Kingdom
Sangath, Alto-Porvorim, Goa, India
Group Health Center for Health Studies, Seattle, Washington, United States of America
Muhimbili University of Health and Allied Sciences, Dar es Salaam, Tanzania
Academic Unit of Psychiatry, University of Bristol, United Kingdom
The authors have declared that no competing interests exist.
ICMJE criteria for authorship read and met: VP GS NC SK RA. Wrote the first draft of the paper: VP. Contributed to the writing of the paper: VP GS NC SK RA.