1Jeffrey A.Alexander, PHD.James G.,Erson PHD, Bonne L. Lewis, PHD.Toward an Empirical Classification of Hospitals in Multihospital Systems[J]. Medical Care,1985,23:7.
2Gloria J. Bazzoli. Journal of Health Politics[J].Policy and Law,2004, 29(4-5):885-905 .
3Alexander, Jeffrey A.Lee, Shoou-Yih D. Bazzoli, Gloria J.Governance Forms in Health Systems and Health Networks[J]. Health Care Management Review,2003 , 28 (3):228-242.