共 26 条
[1]
ARMITAGE P, 1983, STATISTICAL METHODS, P408
[3]
BIRD HA, 1982, J RHEUMATOL, V9, P36
[4]
CONSTABLE TJ, 1975, LANCET, V1, P1176
[5]
FRANKLIN JL, 1973, GASTROENTEROLOGY, V64, P517
[9]
Gumpel J M, 1976, Rheumatol Rehabil, V15, P217, DOI 10.1093/rheumatology/15.3.217