TY - BOOK AU - Chow, S. , et al. TI - Sample Size Calculations in Clinical Research SN - 9780367657765 U1 - 610.72 23rd PY - 2018/// CY - Boca Raton PB - CRC KW - Medical Science KW - Clinical Medicine--Research--Statistical Methods KW - Drug Development--Statistical Methods KW - Sampling KW - Public Health ER -