title: Primary squamous cell carcinoma of the rectum (a case report and review of the literature).
authors.forename: R
authors.initials: R
authors.lastname: Singh
authors.forename: D L
authors.initials: DL
authors.lastname: Wong
mesh_terms: D002294:Carcinoma, Squamous Cell / Q000209:etiology / Q000473:pathology*; D005260:Female; D006801:Humans; D008875:Middle Aged; D012004:Rectal Neoplasms / Q000209:etiology / Q000473:pathology*