Select Journal or Resource
JAMA & Archives Home
JAMA
Archives of
Dermatology
Facial Plastic Surgery
Family Medicine (1992-2000)
General Psychiatry
Internal Medicine
Neurology
Neurology and Psychiatry (1919-1959)
Ophthalmology
OtolaryngologyHead & Neck Surgery
Pediatrics & Adolescent Medicine
Surgery
JAMA-français
JAMA & Archives CME
Calendar of Events
JAMA Career Center
For The Media
JAMAevidence
Peer Review Congress
Student JAMA (1998-2004)
Institution: STANFORD Univ Med Center |
My Account
|
E-mail Alerts
|
Access Rights |
Sign In
Vol. 9 No. 2, February 2000
Archives
Online Features
Article Links
Return to Article
Quality of Evidence*
HOME
|
CURRENT ISSUE
|
PAST ISSUES
|
TOPIC COLLECTIONS
|
CME
|
PHYSICIAN JOBS
|
HELP
CONDITIONS OF USE
|
PRIVACY POLICY
|
CONTACT US
|
SITE MAP
© 2009 American Medical Association. All Rights Reserved.