共 19 条
[1]
BECK K, 1975, COLOUR ATLAS ENDOSCO, P70
[2]
BELBER J, GASTROENTEROLOGY, V61, P55
[3]
BLUMGART LH, 1973, RECENT ADV SURGERY, P36
[4]
BRANDBORG LL, 1959, GASTROENTEROLOGY, V37, P1
[5]
COTTON PB, 1972, LANCET, V1, P53
[6]
CURTISS LE, 1957, J OPT SOC AM, V47, P117
[7]
EHRLEIN HJ, 1979, ANN RECH VET, V10, P173
[8]
ELLIS WC, 1979, FED PROC, V38, P2702
[10]
HIRSCHOWITZ BI, 1958, GASTROENTEROLOGY, V35, P50