1. Delay in treatment in carcinoma of colon and rectum;Rowe-Jones, D.C.; Aylett, S.O.;Lancet,1965
2. Early diagnosis of colorectal cancer;Leffall, L.D.;CA,1974
3. Causes of delay in the diagnosis of cancer of the rectum and colon;Heald, R.J.;The Practitioner,1977
4. Delay in diagnosis and treatment of symptomatic colorectal cancer;Holliday, H.W.; Hardcastle, J.D.;Lancet,1979
5. A study in general practice of the symptoms and delay patterns in the diagnosis of gastrointestinal cancer;MacAdam, D.B.;J R Coll Gen Pract,1979