Armand, S <br/><br/>
Meta-analysis of the efficacy of extradural clonidine to relieve postoperative pain: an impossible task.  [electronic resource] 

 -  British journal of anaesthesia  Aug 1998 
 - 126-34 p.  digital 
<br/><br/> Publication Type: Journal Article; Meta-Analysis; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>0007-0912 
<br/><br/><label>Standard No.: </label>10.1093/bja/81.2.126  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adrenergic alpha-Agonists--therapeutic use<br/>Analgesia, Epidural<br/>Analgesics, Non-Narcotic--therapeutic use<br/>Clonidine--therapeutic use<br/>Drug Administration Schedule<br/>Humans<br/>Pain, Postoperative--drug therapy<br/>Randomized Controlled Trials as Topic