Safia Ashraf, Memoona Hanif, Muhammhad Abdul Aziz, Saba Akram, Fouzia Khadim. “Association Between Placenta Accreta and History of Previous C-Section and Position of Placenta in Pregnant Women Presenting at A Public Sector Hospital of Punjab, Pakistan: A Cross-Sectional Analysis”. Pakistan Journal of Medical & Health Sciences, vol. 16, no. 07, July 2022, p. 71, doi:10.53350/pjmhs2216771.