TY  - BOOK
AU  - Gordis, Leon, 1934-
TI  - Epidemiology
SN  - 9781416040026
AV  - RA651.G58 2009 
PB  - Elsevier/Saunders
KW  - Epidemiology
KW  - Epidemiology - Methodology
KW  - RA
N1  - A Student Consult Title - on cover; Online + Print - on cover; Includes bibliographical references and index
ER  -