Canadian Centres for Health Evidence.
The Centres for Health Evidence (CHE) supports advanced training in
evidence-based practice. The CHE also welcomes medical students and
residents through its EBM electives and co-op and practicum students
from both medical and library science schools.
Open Medicine, an independent, international general medical journal supporting academic freedom and open access.
JAMA: Journal of the American Medical Association.
BioMed Central: Online peer-reviewed articles in Biology, Medicine & Clinical Trials.
International Classification of Diseases. Some of the
links I used to list here are now dead. To find active links for ICD9
(and now ICD10) sites, I suggest doing a search for "ICDx" (substituting
the version number you want for the "x") at www.google.com. A couple good sites that were active last time I checked are listed below.