Moniruddin, A., Raihan, H. M. S. ., Hasan, T. ., Nahar Khanom, M. N. ., Shaikat , M. A. B. ., Ferdous, B. ., Khan, M. R. ., & Rouf, M. A. . (2022). Primary Umbilical Endometriosis (Villar’s Nodule): A Rare Symptomatic Umbilical Pathology in An Adult Woman. KYAMC Journal, 13(1), 56–60. https://doi.org/10.3329/kyamcj.v13i1.59883