TY  - BOOK
AU  - Webb Penny
AU  - Chris Bain
AU  - Sandi Pirozzo
TI  - Essential Epidemiology
SN  - 9780521546614
AV  - RA651 WEB
PY  - 2005///
CY  - United Kingdom
PB  - Cambridge University Press
KW  - Essential  Epidemiology
N1  - Includes bibliography and index
ER  -