TY  - BOOK
AU  - Grobbee,Diederick E.
AU  - Arno W.Hoes.
TI  - Clinical epidemiology: principles,methodes and applications for clinical research
SN  - 9780763753153
PY  - 2009///
CY  - London
PB  - Jones and Bartlett
KW  - Epidemiology
N1  - Includes index
ER  -