TY - BOOK TI - Principles and practice of clinical research SN - 9780128499047|0128499044 PY - 2017/// UR - https://search.ebscohost.com/login.aspx?direct=true&db=nlebk&AN=1204882&site=ehost-live&scope=site&AuthType=sso&custid=c4357655 ER -