title: Colorectal cancer and rectal bleeding in primary care: urban or rural myth?
authors.forename: Sanjay
authors.initials: S
authors.lastname: Purkayastha
authors.forename: Ara
authors.initials: A
authors.lastname: Darzi
mesh_terms: D015179:Colorectal Neoplasms / Q000150:complications* / Q000175:diagnosis; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006801:Humans; D012111:Residence Characteristics; D012307:Risk Factors; D012423:Rural Health; D014504:Urban Health