共 4 条
[1]
KATHAWALA FG, 1991, MED RES REV, V11, P121
[2]
LEVY RI, 1993, CIRCULATION, V87, P45
[3]
1988, ARCH INTERN MED, V148, P36
[4]
1993, JAMA-J AM MED ASSOC, V269, P3015