TY  - BOOK
AU  - Hulley, Stephen B
AU  - Hulley, Stephen BCummings, Steven R, Browner, Warren S, ... [et al.]
TI  - Designing clinical research
SN  - 9781608318049
U1  - 621.72 HUL/CUM 
PY  - 2012///
CY  - London
PB  - Lippincott Williams & Wilkins
KW  - RESEARCH
ER  -