TY - BOOK AU - Cook,Thomas D. AU - DeMets,David L. TI - Introduction to statistical methods for clinical trials T2 - Texts in statistical science SN - 9781584880271 PY - 2008/// CY - Boca Raton PB - Chapman & Hall/CRC KW - Clinical Trials as Topic KW - methods KW - Statistics as Topic KW - Data Collection KW - Methods KW - Research design ER -