M.A. Booi SB. Prevalence of congenital birth defects (CBD) and associated risk-factors of babies delivered at Universitas Academic Hospital in Bloemfontein South Africa: 2013-2017. OGF [Internet]. 2022 Nov. 1 [cited 2025 Jun. 19];32(03):5–8. Available from: https://obstetricsandgynaecologyforum.com/index.php/ogf/article/view/16