title: Megacolon in Zimbabwe: is there a new idiopathic variety? A preliminary report.
mesh_terms: D002648:Child; D002675:Child, Preschool; D005260:Female; D006627:Hirschsprung Disease / Q000175:diagnosis; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D008531:Megacolon / Q000175:diagnosis; D015030:Zimbabwe