Published on in Vol 6, No 12 (2017): December
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/8679, first published
.
1 The London School of Hygiene and Tropical Medicine, London, United Kingdom
2 Centro de Investigación, Educación y Servicios – Salud Sexual Salud Reproductiva, La Paz, Bolivia
3 International Planned Parenthood Federation/Western Hemisphere Region, New York, NY, United States