Below is information about an article being published early online in Annals of Internal Medicine. The information is not intended to substitute for the full article as a source of information. Annals of Internal Medicine attribution is required for all coverage. Please note special embargo time for this issue.
Fuente : http://www.eurekalert.org/pub_releases/2013-10/aco...
Fuente : http://www.eurekalert.org/pub_releases/2013-10/aco...