APA
Colla C. e. a., National Bureau Of Economic Research, . (2016). Hospital competition, quality and expenditures in the U.S. m. Cambridge: NBER.
Chicago
Colla Carrie et al, National Bureau Of Economic Research, . 2016. Hospital competition, quality and expenditures in the U.S. m. Cambridge: NBER.
Harvard
Colla C. e. a., National Bureau Of Economic Research, . (2016). Hospital competition, quality and expenditures in the U.S. m. Cambridge: NBER.
MLA
Colla Carrie et al, National Bureau Of Economic Research, . Hospital competition, quality and expenditures in the U.S. m. Cambridge: NBER. 2016.
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