Umbilical endometriosis.Date de publication : 02/2007Résumé vulgarisé281. J Eur Acad Dermatol Venereol. 2007 Feb;21(2):280-1. doi: 10.1111/j.1468-3083.2006.01854.x. Umbilical endometriosis. Farhi D, Zimmermann U, Chapron C, Dupin N.DOI