TY - GEN AU - Walters, Stephen J AU - Campbell, Michael J AU - Machin, David TI - Medical statistics: A textbook for the health sciences SN - 9781119423645 U1 - 610.727 PY - 2021/// CY - Hoboken PB - Wiley Blackwell KW - Biometry Methods KW - Research Design-Statistics KW - Statistics-Medical ER -