TY  - BOOK
AU  - Whittermore,Alice S.
AU  - Evans,Alfred S.
AU  - Thompson,W.Douglas
TI  - Methods in observational epidemiology
SN  - 0195083776 (acidfree paper)
AV  - RA652.4.M4 1996 
PY  - 1996///
CY  - New York
PB  - Oxford University Press
KW  - Epidemiology
N1  - Main entry of previous ed. under Kelsey; Includes bibliographical references and index
UR  - http://www.loc.gov/catdir/enhancements/fy0603/95047816-d.html
UR  - http://www.loc.gov/catdir/enhancements/fy0603/95047816-t.html
ER  -