TY  - BOOK
AU  - Grobbee,Diederick E.
AU  - Hoes,Arno W.
TI  - Clinical epidemiology: principles, methods, and applications for clinical research 
SN  - 9780763753153
AV  - RA652.2 .C55G76 2009
PY  - 2009///
CY  - New York
PB  - Lippincott Williams & Wilkins
KW  - Clinical epidemiology
KW  - Epidemiologic
KW  - Methods
ER  -