Jose Augusto Barreto-Filho, M.D., Ph.D., of the Federal University of Sergipe and the Clinica e Hospital Sao Lucas, Sergipe, Brazil, and colleagues assessed procedure rates and outcomes of surgical aortic valve replacement among 82,755,924 Medicare fee-for-service beneficiaries between 1999 and 2011.
Fuente : http://www.eurekalert.org/pub_releases/2013-11/tjn...
Fuente : http://www.eurekalert.org/pub_releases/2013-11/tjn...