Textbook of Epidemiology, 1st Edition

Epidemiological research is an important tool for the improvement of preventive and curative healthcare. A valid study design, unbiased study conduct and proper interpretation of study results are essential, as these provide the…

USMLE Step 1 Secrets in Color, 4th Edition

Concise and easy-to-use, USMLE Step 1 Secrets provides the most effective, high-yield review you need for achieving success on this high-stakes exam. Presented in the popular Secrets Q&A format, this bestselling USMLE review book…