共 25 条
[1]
*AM CANC SOC, 1997, CANC FACTS FIG 1997, P29
[2]
ANDREWS LM, 1997, MR862RWJ
[4]
CARTLAND JDC, 1993, HLTH AFF SPR, P144
[5]
*CDCP, 1996, MORBIDITY MORTA 1122, P3
[6]
CRITTENDEN RA, 1995, HLTH AFFAIRS SUM, P302
[7]
FRIEDMAN E, 1994, J AM MED ASS 0316, P875
[8]
HECLO H, 1995, HLTH AFFAIRS SPR, P86
[10]
HOLAHAN J, 1995, HLTH AFFAIRS SPR, P199