共 21 条
[1]
ABE T, 1978, ACTA HAEMATOL JAPON, V41, P111
[2]
ADAMS SS, 1979, CLIN RHEUM DIS, V5, P359
[3]
[Anonymous], 1988, LANCET, V2, P349
[4]
[Anonymous], 1986, LANCET, V1, P397
[5]
[Anonymous], 1989, NEW ENGL J MED, V320, P618
[6]
COX DR, 1972, J R STAT SOC B, V34, P187
[8]
FLEISS JL, 1975, STATISTICAL METHODS