Gottschalk, A <br/><br/>
Pre-incisional epidural ropivacaine, sufentanil, clonidine, and (S)+-ketamine does not provide pre-emptive analgesia in patients undergoing major pancreatic surgery.  [electronic resource] 

 -  British journal of anaesthesia  Jan 2008 
 - 36-41 p.  digital 
<br/><br/> Publication Type: Journal Article; Randomized Controlled Trial; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>1471-6771 
<br/><br/><label>Standard No.: </label>10.1093/bja/aem338  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Aged<br/>Amides--administration & dosage<br/>Analgesia, Epidural--methods<br/>Analgesia, Patient-Controlled<br/>Clonidine--administration & dosage<br/>Double-Blind Method<br/>Drug Administration Schedule<br/>Drug Combinations<br/>Drug Stability<br/>Female<br/>Humans<br/>Ketamine--administration & dosage<br/>Male<br/>Middle Aged<br/>Pain Measurement--methods<br/>Pain, Postoperative--prevention & control<br/>Pancreas--surgery<br/>Prospective Studies<br/>Ropivacaine<br/>Sufentanil--administration & dosage