TY  - BOOK
AU  - Julious, Steven. A.
TI  - Sample sizes for clinical trails
SN  - 9781584887393
U1  - 615.50724 
PY  - 2010///
CY  - Boca Raton
PB  - Crc Press
KW  - Clinical trials
N1  - Includes bibliographical references and index
ER  -