共 4 条
[1]
COHEN T, 1974, AM J GASTROENTEROL, V62, P151
[2]
JAHADI MR, 1976, DIS COLON RECTUM, V19, P345
[3]
LARSEN E, 1970, ACTA PATHOL MICROB S, V212, P161
[4]
LUMB G, 1958, GASTROENTEROLOGY, V34, P381