Schulz, Kenneth F., <br/><br/>
Essential concepts in clinical research :  randomised controlled trials and observational epidemiology / 
 Clinical research. 
Kenneth F. Schulz, David A. Grimes. 
 - Second edition. 
 - x, 256 pages :  illustrations ;  23 cm. 
<br/><br/> This book includes online access at http://www.expertconsult.inkling.com, please refer library staff for the password. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9780702073946  RM190.35 (PRAKLINIKAL)  RM194.54 (PPUKM) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Randomized Controlled Trials as Topic <br/>Epidemiologic Studies.