TY - BOOK AU - Proschan,Michael A. AU - Lan,K.K.Gordan AU - Wittes,Janet Turk TI - Statistical monitoring of clinical trials: a unified approach SN - 0387300597 (hbk.) PY - 2006/// CY - New York, NY PB - Springer KW - Clinical trials KW - Statistical methods KW - Drugs KW - Testing N1 - Includes bibliographical references (p. [247]-254) and index ER -