TY  - BOOK
AU  - Grant S. Fletcher.
TI  - Clinical epidemiology : the essentials / Grant S. Fletcher
SN  - 9781975109554: 
PY  - 2021///
CY  - Philadelphia, PA : 
PB  - Wolters Kluwer 31-03-2022, 
KW  - Epidemiologic Methods Clinical epidemiology
ER  -