Richard, A J <br/><br/>
Age and HIV risk in a national sample of injection drug and crack cocaine users.  [electronic resource] 

 -  Substance use & misuse  Aug 2000 
 - 1385-404 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S. 
<br/><br/><label>ISSN: </label>1082-6084 
<br/><br/><label>Standard No.: </label>10.3109/10826080009148221  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adolescent<br/>Adult<br/>Age Factors<br/>Aging<br/>Cocaine-Related Disorders--epidemiology<br/>Crack Cocaine<br/>Female<br/>HIV Seropositivity--epidemiology<br/>Humans<br/>Male<br/>Middle Aged<br/>Prevalence<br/>Risk Factors<br/>Risk-Taking<br/>Sexual Behavior--psychology<br/>Social Support<br/>Substance Abuse, Intravenous--epidemiology<br/>United States