共 10 条
[1]
BOYCE HW, 1973, GERIATRICS, V28, P97
[2]
BOYCE HW, 1975, TECHNIQUES CLIN GAST, P487
[3]
CARTER R, 1963, SURG GYNECOL OBSTET, V117, P641
[5]
HEIT HA, 1977, GASTROENTEROLOGY, V72, pA137
[6]
MERCER JL, 1969, THORAX, V24, P39
[7]
NELSON RS, 1974, GASTROENTEROLOGY, V1, P295
[8]
OCONNOR T, 1963, ARCH SURG-CHICAGO, V87, P257
[9]
PALMER ED, 1973, AM J GASTROENTEROL, V59, P487