When patients have to pay a share of drug costs: effects on frequency of physician visits, hospital admissions and filling of prescriptions.
Anis, Aslam H.; Guh, Daphne P.; Lacaille, Diane; Marra, Carlo A.; Rashidi, Amir A.; Li, Xin; Esdaile, John M.
CMAJ Canadian Medical Association Journal.
173(11):1335-1340, November 22, 2005.
(Format: HTML, PDF)