Medal

Diagnosaurus

MD Calc

Understanding Clinical Research

Evidence-Based Medicine Search Process

Evidence-Based Medicine Toolkit

Search Strategy to Identify Studies from Electronic Databases

The Number Needed to Treat (NNT)

What is Comparative Effectiveness?

Cochrane Library

BMJ Clinical Evidence

TRIP Database

Dynamed

CDC Vaccination Guidelines

Open.Med

Fred Trotter

Medication Interaction Checker

Pill Identifier

Natural Medicines

Medications & Mother's Milk

Erowid

f.lux: Prevent Computer-Related Insomnia

clinicaltrials.gov