• 各位好，本人急需如下两篇文献，愿以每篇20个论坛币的价格买下，希望各位帮助，谢谢大家！

Enthoven, A. (1978), "Consumer choice health plan", New England Journal of Medicine 298(12):650-658

Scheffler, R., S. Sullivan and T. Ho (1991), "The impact of Blue Cross and Blue Shield utilization management programs: 1980-1988", Inquiry 28:263-275.