H. Ahmed and N. Sultana, “INDICATIONS AND COMPLICATIONS OF CHORIONIC VILLUS SAMPLING: CHORIONIC VILLUS SAMPLING”, Pak Armed Forces Med J, vol. 55, no. 1, pp. 3–7, Oct. 2018, Accessed: May 28, 2025. [Online]. Available: https://www.pafmj.org/PAFMJ/article/view/1156