TY  - BOOK
AU  - Haynes, R.B.
TI  - Clinical epidemiology : how to do clinical practice research
SN  - 9780781745246
PY  - 2006///
CY  - Philadelphia
PB  - Lippincott Williams & Wilkins
UR  - http://ovidsp.ovid.com/athens/ovidweb.cgi?T=JS&NEWS=n&CSC=Y&PAGE=booktext&D=books&AN=01222980$&XPATH=/PG(0)
ER  -