1. Joint United Nations Programme on, HIV/AIDS. UNAIDS Data 2017. 2017. Available: http://www.unaids.org/en/resources/documents/2017/2017_data_book.
2. World Health Organisation, United Nations Children's Fund, Joint United Nations Programme on HIV/AIDS. Towards Universal Access: Scaling Up Priority HIV/AIDS Interventions in the Health Sector . 2010. Available: www.who.int/hiv/pub/2010progressreport/en/.
3. Association between maternal HIV infection and low birth weight and prematurity: a meta-analysis of cohort studies;PL Xiao;BMC Pregnancy Childbirth,2015
4. Timing of initiation of antiretroviral therapy and adverse pregnancy outcomes: a systematic review and meta-analysis;OA Uthman;Lancet HIV,2017
5. Highly active antiretroviral therapy and adverse birth outcomes among HIV-infected women in Botswana;JY Chen;J Infect Dis,2012