Rozina Memon’, Saira Parveen2, Afra Rehman , Yasmeen Joyo4, Mehnaz Akram Shaikh5. Diagnostic Accuracy of Ultrasound in Determination of Chorionicity of Twin Pregnancies at PMCH Nawabshah. JPUMHS [Internet]. 2012 Dec. 31 [cited 2024 Nov. 24];9(4):50-4. Available from: http://121.52.155.46/index.php/ojs/article/view/477