共 12 条
- [1] ALLAN R, 1976, Q J MED, V45, P533
- [2] BECKLY DE, 1982, ENDOSCOPY, V14, P146, DOI 10.1055/s-2007-1021604
- [3] EASTWOOD GL, 1977, GASTROENTEROLOGY, V72, P737
- [6] LOGAN RFA, 1976, LANCET, V1, P1173
- [9] SWAIN CP, 1981, LANCET, V2, P1313
- [10] VANTRAPPEN G, 1981, GASTROENTEROLOGY, V80, pA57