1. The use of inhalational analgesia during fibre-optic colonoscopy;Bennett, J.A.; Salmon, P.R.; Branch, R.A.; Baskett, P.J.F.; Read, A.E.A.;Anaesthesia,1971
2. A suction biopsy procedure for obtaining specimens of mucosa from the right and left colon;Colagrande, C.; Arullani, P.; Casale, C.;Amer. J. dig. Dis,1966
3. Clinical evaluation of a new fibreoptic colonoscope;Dean, A.C.B.; Shearman, D.J.C.;Lancet,1970
4. Personal communication;Deyhle, P.,1970
5. Electrocardiographic changes during routine sigmoidoscopy;Fletcher, G.F.; Earnest, D.L.; Shuford, W.F.; Wenger, N.K.;Arch. intern. Med,1968