TY - BOOK AU - Schulz,Kenneth F. AU - Grimes,David A. TI - The Lancet handbook of essential concepts in clinical research SN - 9780080450377 U1 - 610.72 21 PY - 2006/// CY - Edinburgh, New York PB - Elsevier KW - Clinical medicine KW - Research KW - Medicine KW - Clinical trials KW - Biomedical Research KW - Research Design KW - Clinical Trials as Topic KW - methods KW - standards N1 - Includes bibliographical references and index ER -