共 20 条
[1]
*AM COLL SURG, 1987, SOC EC FACT BOOK SUR, P47
[2]
*AM SOC INT MED, 1988, IMP PROSP PAYM PAT C
[3]
ERMANN D, 1985, MED CARE MAY, P401
[4]
FISHER CR, 1987, HLTH CARE FINANC SUM, P101
[5]
HELBING C, 1988, HLTH CARE FINANC SUM, P118
[6]
MOEN R, 1987, COMMUNICATION 1209
[7]
U.S. Department of Health and Human Services, 1986, HLTH CONS INV SMOK R, P1
[8]
*US DEP HLTH HUM J, 1987, HLTH US 1987, P114
[9]
*US DEP HLTH HUM J, 1986, HLTH US 1986, P148
[10]
*US DEP HLTH HUM J, 1987, HLTH CAR SPEND B