Volume 7, Number 3:32-37;2021 American Journal of Clinical and Experimental Obstetrics and Gynecology
Shizhang Yang, Ruofan Dong: Primary umbilical endometriosis one case report and literature review. Am J Clin Exp Obstet Gynecol 2021;7(3):32-37. (Abstract AJCEOG0133495, Full text, PDF).