Insurers' Competitive Strategy and Enrollment in Newly Offered Preferred Provider Organizations (PPOs)
Autor: | Hirth, Richard A., Grazier, Kyle L., Chernew, Michael E., Okeke, Edward N. |
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Zdroj: | Inquiry, 2007 Dec 01. 44(4), 400-411. |
Databáze: | JSTOR Journals |
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