Amber Abbasi, Saira Talpur, Sehrish Khan, Shazia Awan, Geeta Bai, Rashida Akbar. “Perineal Injury With Vaginal Delivery; What Are the Risks”. Pakistan Journal of Medical & Health Sciences, vol. 16, no. 02, Apr. 2022, p. 1227, doi:10.53350/pjmhs221621227.