1. L S, D C, A G, Ö T, AB M, J D, et al. Global causes of maternal death: a WHO systematic analysis. The Lancet Global health [Internet]. 2014 [cited 2021 31st July];2(6). Available from: https://pubmed.ncbi.nlm.nih.gov/25103301/.
2. WHO, UNICEF, UNFPA, World Bank Group, United Nations Population Division. Trends in maternal mortality 2000 to 2017 estimates [Internet]. World Health Organization; 2019 [cited 2021 27th December]. Available from: https://www.who.int/reproductivehealth/publications/maternal-mortality-2000-2017/en/.
3. WHO. 2018 Update – Recommendations Uterotonics for the prevention of postpartum haemorrhage [Internet]. Geneva; 2018 [cited 2021 Jul 2]. Available from: http://apps.who.int/iris/bitstream/handle/10665/277276/9789241550420-eng.pdf?ua=1&ua=1.
4. WHO. Recommendations for the prevention and treatment of post-partum haemorrhage [Internet]. Geneva; 2012 [cited 2021 Jul 2]. Available from: https://apps.who.int/iris/bitstream/handle/10665/75411/9789241548502_eng.pdf?sequence=1.
5. K T, R G, E A-H, R A, TF B, K C, et al. Uterine balloon tamponade for the treatment of post-partum haemorrhage in resource-poor settings: a systematic review. BJOG. 2013;120(1):5–14.