https://www.kellogg.northwestern.edu/academics-research/research/detail/2006/the-effect-of-physician-hospital-affiliations-on-hospital-prices/
The Effect of Physician-Hospital Affiliations on Hospital Prices in California | Kellogg School of...
The 1990s saw considerable integration of hospitals and physician practices, as well as some dissolution of integrated entitites. Using data from California,...
the effecthospital affiliations