TIL: It's possible for a woman to menstruate through their bellybutton (umbilical endometriosis)


TIL: It's possible for a woman to menstruate through their bellybutton (umbilical endometriosis) https://www.sciencedirect.com/science/article/pii/S2210261213003283 Chili-N-Such December 25, 2022 at 02:00AM

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