1. World Health Organization. Sexual health, human rights and the law. Human reproduction program. June 2015. http://www.who.int/reproductivehealth/publications/sexual_health/sexual-health-human-rights-law/en/ . Access 13 Jul 2015
2. WHO model list of essential medicines Apr 2015. http://www.who.int/medicines/publications/essentialmedicines/en/ . Access date 13 Jul 2015
3. International Consortium for Emergency Contraception. In depth country information. http://www.cecinfo.org/country-by-country-information/in-depth/ . Access date 13 Jul 2015
4. Trussell J, Ellertson C, von Hertzen H, Bigrigg A, Webb A, Evans M, Ferden S, Leadbetter C (2003) Estimating the effectiveness of emergency contraceptive pills. Contraception 67(4):259–65
5. Glasier A, Cameron ST, Logan S, Fine P et al (2010) Ulipristal acetate versus levonorgestrel for emergency contraception: a randomised non-inferiority trial and meta-analysis of ulipristal acetate versus levonorgestrel. Lancet 375(9714):555–62