Accountable Care Organizations in the United States: market and demographic factors associated with formation.
Health Serv Res. 2013 Dec;48(6 Pt 1):1840-58. doi: 10.1111/1475-6773.12102. Epub 2013 Oct 1.
Health Serv Res. 2013.
PMID: 24117222
Free PMC article.