Head, J <br/><br/>
Reply to Jack E. Riggs' "Deprenyl, excess mortality, and epidemiological traps". Parkinson's Disease Research Group of the United Kingdom.  [electronic resource] 

 -  Clinical neuropharmacology   
 - 265-6 p.  digital 
<br/><br/> Publication Type: Comment; Letter 
<br/><br/><label>ISSN: </label>0362-5664 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Age Factors<br/>Aged<br/>Aged, 80 and over<br/>Antiparkinson Agents--therapeutic use<br/>Humans<br/>Levodopa--therapeutic use<br/>Middle Aged<br/>Parkinson Disease--drug therapy<br/>Proportional Hazards Models<br/>Randomized Controlled Trials as Topic<br/>Selegiline--therapeutic use<br/>Treatment Outcome