Rothman, Kenneth J.
Epidemiology : an introduction / Kenneth J. Rothman. - New York, N.Y. : Oxford University Press, 2002. - 199 p. :
0195135539 (C : alk. paper) 0195135547 (P)
Epidemiology.
Epidemiologic Methods.
Epidemiology : an introduction / Kenneth J. Rothman. - New York, N.Y. : Oxford University Press, 2002. - 199 p. :
0195135539 (C : alk. paper) 0195135547 (P)
Epidemiology.
Epidemiologic Methods.