共 18 条
[1]
Bianchi Porro G, 1986, Gastroenterol Clin Biol, V10, P528
[4]
FISHER RS, 1981, J CLIN GASTROENTEROL, V3, P181
[6]
HENTSCHEL E, 1983, SCAND J GASTROENTERO, V18, P31
[7]
HOLLANDER D, 1981, J CLIN GASTROENTEROL, V3, P153
[10]
MARKS IN, 1980, S AFR MED J, V57, P567