1. Pathogenesis of ano-rectal incontinence-a histometric study of the anal sphincter musculature;Beersiek, F.; Parks, A.G.; Swash, M.;J Neurol Sci,1979
2. Sphincter denervation in ano-rectal incontinence and rectal prolapse;Parks, A.G.; Swash, M.; Urich, H.;Gut,1977
3. Denervation of the anal sphincter causing idiopathic ano-rectal incontinence;Parks, A.G.; Swash, M.;J Roy Colt Edin,1979
4. Morphological and physiological aspects of anal continence and defaecation;Kerremans, R.,1969
5. The internal sphincter and Lord's procedure for haemorrhoids;Hancock, B.D.; Smith, K.;Br JSurg,1975