TY  - BOOK
AU  - Matthews John NS
TI  - Introduction to randomized controlled clinical trials
SN  - 9780367414573 (pbk)
U1  - B280bLZ3, P6 
PY  - 2006///
CY  - Boca Raton 
PB  - CRC Press     
KW  -  Bias
KW  -  Monitoring accumulating data
KW  - Statistics
N1  - References 269-272p.; Index 273-283p.; Reprint 2020
ER  -