共 22 条
[6]
ELLIS FH, 1986, ARCH SURG-CHICAGO, V121, P416
[7]
HILL LD, 1973, AM J SURG, V126, P286, DOI 10.1016/S0002-9610(73)80165-5
[10]
ODDSDOTTIR M, 1995, SURG ENDOSC-ULTRAS, V9, P164