共 30 条
[11]
Fleiss JL., 1981, STAT METHODS RATES P, V2
[12]
FREED G, 1968, AUST REPAT DEP MED R, V2
[13]
GILL GV, 1981, PRACTITIONER, V225, P531
[16]
HARADA YOSHIMICHI, 1955, YONAGO ACTA MED, V1, P177
[19]
LAM SK, 1984, CLIN GASTROENTEROL, V13, P447