title: Rectal polyps in Zaria, Nigeria.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D007411:Intestinal Diseases, Parasitic / Q000150:complications; D007417:Intestinal Polyps / Q000382:microbiology / Q000473:pathology*; D008297:Male; D008875:Middle Aged; D009549:Nigeria; D012004:Rectal Neoplasms / Q000382:microbiology / Q000473:pathology*; D012547:Schistosoma / Q000302:isolation & purification; D012552:Schistosomiasis / Q000150:complications