title: Spontaneous umbilical endometriosis: a rare but clinically important entity.
authors.affiliation: Department of Surgery, Eastern Virginia Medical School, Norfolk, Virginia 23507, USA. richarf@evms.edu
authors.forename: Franchell
authors.initials: F
authors.lastname: Richard
authors.forename: Jay
authors.initials: J
authors.lastname: Collins
authors.forename: L D
authors.initials: LD
authors.lastname: Britt
mesh_terms: D000328:Adult; D003937:Diagnosis, Differential; D004715:Endometriosis / Q000175:diagnosis* / Q000601:surgery; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008875:Middle Aged; D014057:Tomography, X-Ray Computed; D014472:Umbilicus