众所周知美国的医疗制度一直倍受责难，包括高昂的医疗费用支出和过度治疗。
No one denies that the American system has problems, including its extraordinarily high costs and unnecessary treatments.
那样的话，负担医疗费用的小型雇用单位就能将全国的“购买集合资金”用于保险支出。
Small employers burdened with health-care costs would be able to use a nationwide “purchasing pool” for insurance.
目的：研究农民收入水平与健康、医疗费用支出之间的关系。
Objectives: to study the relationship between peasant's health and payments which related to their income levels.
应用推荐