TY  - BOOK
AU  -  SChlesselman,James J.
AU  -  Stolley,Paul D.
TI  -  Case-control studies : :  design, conduct, analysis / 
SN  -  019502933x
PY  - 1982///
CY  -  New York: 
PB  -  Oxford University Press, 
KW  -  Biometry
KW  -  Epidemiologic methods
KW  -  Research Design
N1  -  Includes bibliographical references (p. 325 - 43) and  index
ER  -