Application of metal clips to prevention of delayed hemorrage and perforation after tesection of gastrointestinal giant polyp by high-frequence electrocoagulation
4Muller AD, Sonnenberg A. Prevention of colorectal cancer by flexible endoscope and polypectomy: a case- control study of 32 702 veterans. Ann Intern Med, 1995, 123:904- 910. 被引量:1
5Volk EE, Goldblum JR, Petras RE, et al. Management and outcome of patients with invasive carcinoma arising in colorectal polyps. Gastroenterology, 1995, 109:1801- 1807. 被引量:1