8STARR P. The Coming of the Corporation. The Social Transformation of American Medicine[M]. New York:Basics books, Inc. 1982,420 -450.
9DEVEREAUX P J,CHOL P T,LACCHETTI C, et al. A Systematic Review and Meta - Analysis of Studies Comparing Mortality Rates of Private For- Profit and Private Not - for - Profit Hospitals[J]. CMAJ 2002,166:1 399-1 406.
10DEVEREAUX P J, SCHUNEMANN H J, RAVINDRAN N. For -Profit and Private Not - For - Profit Hemodialysis Centers A Systematic Review and Meta-analysis[J]. JAMA, 2002, 288 (19) :2 449 - 2457.