Appropriateness ratings: overuse, underuse, or misuse?
Anderson
G M
GM
Department of Health Policy, Management, and Evaluation, University of Toronto, Toronto, M5S 1A8, Ontario, Canada. geoff.anderson@utoronto.ca
Brown
A D
AD
D015906:Angioplasty, Balloon, Coronary / Q000706:statistics & numerical data*; D017023:Coronary Angiography / Q000706:statistics & numerical data*; D001026:Coronary Artery Bypass / Q000706:statistics & numerical data*; D006801:Humans; D011787:Quality of Health Care