Crombie, I K <br/><br/>
The pocket guide to critical appraisal : a handbook for health care professionals 
I K Crombie 
 - 1st ed 
 - London  BMJ Publishing Group  1996 
 - xi, 66 p 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9780727910998 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Case-Control Studies -- Handbooks<br/>Medicine--Research--Evaluation
<br/><br/><label>Dewey Class. No.: </label>362.1072 CRO