共 12 条
[1]
Barrett B, 1970, Gastrointest Endosc, V16, P142
[2]
BARRETT B, 1971, GASTROINTEST ENDOSC, V18, P39
[3]
Burke E L, 1971, Gastrointest Endosc, V17, P99
[4]
BURKE EL, 1971, GASTROINTEST ENDOSC, V18, P88
[5]
Dagradi A E, 1971, Gastrointest Endosc, V17, P101
[6]
FALKENSTEIN DB, 1976, GASTROINTEST ENDOSC, V22, P224
[7]
GREGG JA, 1972, GASTROINTEST ENDOSC, V18, P132
[8]
HAUBRICH WS, 1971, GASTROINTEST ENDOSC, V18, P88
[9]
HOGAN WJ, 1975, GASTROENTEROLOGY, V69, P160
[10]
Sivak M V, 1973, Gastrointest Endosc, V20, P77, DOI 10.1016/S0016-5107(73)73886-4