Fletcher, Robert H Fletcher, Suzanne W Wagner, Edward H
Clinical epidemiology : the essentials - 3rd ed - New York : Lippincott Williams & Wilkins, NY, 1996 - ix, 276 p. : ill.
0683032690
Epidemiologic methods
WA950, F614c
Clinical epidemiology : the essentials - 3rd ed - New York : Lippincott Williams & Wilkins, NY, 1996 - ix, 276 p. : ill.
0683032690
Epidemiologic methods
WA950, F614c