TY  - BOOK
AU  - Parfrey,Patrick S.
AU  - Barrett,Brendan
TI  - Clinical epidemiology: practice and methods 
T2  - Methods in molecular biology
SN  - 9781588299642 (hbk. : alk. paper)
PY  - 2009///
CY  - New York, N.Y.
PB  - Humana Press
KW  - Epidemiology
KW  - Epidemiologic Methods
N1  - Includes bibliographical references and index
ER  -