TY - BOOK AU - Schulz,Kenneth F. AU - Grimes,David A. TI - The Lancet handbook of essential concepts in clinical research SN - 9780080448664 (main ed.) AV - R850 S36x 2006 U1 - 616.0072 22 PY - 2006/// CY - Edinburgh, New York PB - Elsevier KW - Biomedical Research KW - Clinical Trials as Topic N1 - Includes bibliographical references and index ER -