title: The painful black umbilicus.
authors.forename: Neeta
authors.initials: N
authors.lastname: Singh
authors.forename: Praveen
authors.initials: P
authors.lastname: Kumar
authors.forename: Ranjoy
authors.initials: R
authors.lastname: Ghosh
authors.forename: Sunesh
authors.initials: S
authors.lastname: Kumar
mesh_terms: D000328:Adult; D004715:Endometriosis / Q000473:pathology*; D005260:Female; D006801:Humans; D014472:Umbilicus / Q000473:pathology*