共 18 条
[1]
[Anonymous], STATISTICAL PACKAGE
[2]
Bracken MB, 1984, PERINATAL EPIDEMIOLO, P423
[3]
BUTLER WJ, 1986, MAY INT C WORK DISPL
[4]
DIXON WJ, 1983, BMDP STATISTICAL SOF
[5]
FOSTER KR, 1986, AM SCI, V74, P163
[8]
LISTON AJ, 1985, COMMUNICATION 1204
[9]
MCDONALD AD, 1986, J OCCUP ENVIRON MED, V28, P1226
[10]
MILLS JL, 1985, FERTIL STERIL, V43, P442