1. Programme of action adopted at the International Conference on Population and Development, Cairo, 5–13 September 1994,2004
2. Planning and implementing an essential package of sexual and reproductive health services,2011
3. Accelerate progress—sexual and reproductive health and rights for all: report of the Guttmacher–Lancet Commission;Starrs;Lancet,2018
4. Abortion incidence between 1990 and 2014: global, regional, and subregional levels and trends;Sedgh;Lancet,2016
5. Brazil's abortion restrictions compound challenge of Zika virus;McDonald;The New York Times,2016