An introduction to epidemiologic methods
Inhalt Karte:MONOGRAPHS IN EPIDEMIOLOGY AND BIOSTATISTICS ; 5 542,638 KAHN,HARALD A. An introduction to epidemiologic methods / H. A. Kahn. - New York ; Oxford ; Univ. Press, 1983. -X, 166 s. : il., wykr.; 24 cm (Monographs in Epidemiology and Biostatistics ; 5) ISBN 0-19-503250-8 ISBN 0-19-503380-0