Ahmed, A., Khadija, S. . and Irshad, A. . (2022) “Causes of Dysfunctional Uterine Bleeding In Pre-Menopausal, Peri-Menopausal and Post-Menopausal Women: A Systematic Review of World Literature Between Year 1992 to 2017: Causes Of Dysfunctional Uterine Bleeding ”, Pakistan BioMedical Journal, 5(3), pp. 03–06. doi: 10.54393/pbmj.v5i3.138.