TY  - BOOK
AU  - S Browner,Warren., Newman, Thomas B., Cummings, Steven R.
TI  - Designing Clinical Research
SN  - 9781975174408: 
PY  - 2023///
CY  - Philadelphia : 
PB  - Wolters Kluwer, 
KW  - Epidemiologic Methods Research Design
ER  -