1. Sphincter denervation in anorectal incontinence and rectal prolapse Gut;Parks, A.G.; Swash, M.; Urich, H.,1977
2. Measurement of anal pressure and motility Gut;Hancock, B.D.,1976
3. Ivalon sponge, in the repair of complete rectal prolapse Br JSurg;C, Naughton Morgan; NH, Porter; DJ, Klugman,1972
4. Repair of the incontinent sphincter ani;Blaisdel, P.C.;Surg Gynec Obstet,1940
5. Parks AG. Anorectal incontinence Proc Roy Soc Med 1975; 68:681-90.