TY  - BOOK
AU  - Julious, Steven A
TI  - Sample sizes for clinical trials
SN  - 9781138587892
PY  - 2023///
CY  - Boca Raton 
PB  - CRC Press/T&F
KW  -  Cluster randomised trials
KW  -  Seven key steps
KW  - Statistics
ER  -