共 27 条
[2]
EASTHAM J, 1984, CONSTRUCT VALIDITY A
[4]
HANFORD WD, 1982, 1982 FARM ACCIDENT S
[5]
HILDITCH JR, 1980, J FAM PRACTICE, V11, P91
[6]
HOSKIN AF, 1979, J SAFETY RES, V11, P2
[7]
HUANG LC, 1978, 22ND P C AM ASS AUT, V1, P242