共 5 条
[1]
APPEL MF, 1976, ARCH SURG-CHICAGO, V111, P301
[3]
LEVINE JA, 1995, AM J GASTROENTEROL, V90, P290
[4]
PEETZ ME, 1989, AM SURGEON, V55, P474
[5]
SCHLUGER LK, 1994, AM J GASTROENTEROL, V89, P2088