TY  - BOOK
AU  - Rothman,Kenneth J.
AU  - Greenland,Sander
AU  - Lash,Timothy L.
TI  - Modern epidemiology 
SN  - 9780781755641
PY  - 2008///
CY  - Philadelphia
PB  - Wolters Kluwer Health/Lippincott Williams & Wilkins
KW  - Public Health
KW  - Epidemiology
N1  - Includes bibliographical references (p. 683-732) and index
ER  -