共 37 条
[1]
BALLARD CL, 1985, NATL TAX J, V38, P125
[2]
BERRY CB, 1978, STUDY RESPONSES CANA
[3]
DICKENS C, 1896, STORIES CHRISTMAS NU
[4]
GERBER PC, 1990, PHYSICIANS MANAGE, V30, P32
[5]
GONZALEZ ML, 1989, SOCIOECONOMIC CHARAC
[6]
GUEST DB, 1985, LANCET, V2, P997
[8]
Kenkel P J, 1990, Mod Healthc, V20, P27
[9]
KENKEL PJ, 1990, MOD HEALTHCARE, V20, P32
[10]
Letsch S W, 1988, Health Care Financ Rev, V10, P109