Is the "direct" approach best?
Webb
J G
JG
Department of Interventional Cardiology, St. Paul's Hospital, 1081 Burrard Street, Vancouver, B.C., Canada, V6Z 1Y6. webb@providencehealth.bc.ca
D015906:Angioplasty, Balloon, Coronary; D003327:Coronary Disease / Q000628:therapy*; D003362:Cost-Benefit Analysis; D006801:Humans; D015607:Stents