共 36 条
[3]
CUSHMAN R, 1992, CAN MED ASSOC J, V146, P1581
[6]
DANNENBERG AL, 1993, PUBLIC HEALTH REP, V108, P212
[7]
DOEGE TC, 1990, AM FAM PHYSICIAN, V42, P680
[8]
EVANS L, 1991, TRAFFIC SAFETY DRIVE, P45
[10]
HELL W, 1993, 37TH P ANN C ASS ADV