Sonia Saleem, Muhammad Azhar Waseem, Saad Hassan Khan, Muhammad Yasir Younis, Sadia Jabbar, Asmat Ullah 2022. Comparison of Mean Bowel Cleanliness Score in Patients Undergoing Colonoscopy Prepared by Sodium Phosphate versus Polyethylene. Pakistan Journal of Medical & Health Sciences. 16, 04 (Jul. 2022), 1165. DOI:https://doi.org/10.53350/pjmhs221641165.