TY  - BOOK
AU  - Fletcher,Robert H.
AU  - Fletcher,Suzanne W.
AU  - Fletcher,Grant S.
TI  - Clinical epidemiology : the essentials
SN  - 9781451144475 /
AV  - RA652.2.C55 F57 C5 2014
PY  - 2014///
CY  - Philadelphia
PB  - Wolters Kluwer Health/Lippincott Williams  & Wilkins
KW  - Clinical epidemiology
KW  - Epidemiologic Methods
ER  -