共 14 条
[1]
ALDRIDGE MC, 1986, LANCET, V2, P833
[5]
DURDEY P, 1987, LANCET, V2, P549
[8]
COMPETENCE AND THE COLONOSCOPIST - A LEARNING-CURVE
[J].
AUSTRALIAN AND NEW ZEALAND JOURNAL OF SURGERY,
1991, 61 (06)
:419-422
[9]
Ravi J, 1988, ENDOSCOPY, V20, P43
[10]
SAUNDERS BP, 1993, GUT, V34, pT179