Purchase Short-Term Access

Indirect versus Direct Evidence in U.S. Preventive Services Task Force Recommendations
Ned Calonge, MD, MPH; Diana B. Petitti, MD, MPH; Mary B. Barton, MD, MPP
Annals of Internal Medicine 2008;148:708. doi:10.7326/0003-4819-148-9-200805060-00014

Purchase Online access to this article for 24 hours
Buy Now
Forgot your password?
Enter your username and email address. We'll send you a reminder to the email address on record.