Roca, J <br/><br/>
Geographic variation in HIV infection among injecting drug users with Barcelona.  [electronic resource] 

 -  The International journal of the addictions  Jan 1995 
 - 219-29 p.  digital 
<br/><br/> Publication Type: Comparative Study; Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>0020-773X 
<br/><br/><label>Standard No.: </label>10.3109/10826089509060744  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Acquired Immunodeficiency Syndrome--epidemiology<br/>Adolescent<br/>Adult<br/>Cross-Cultural Comparison<br/>Cross-Sectional Studies<br/>Female<br/>HIV Infections--epidemiology<br/>Humans<br/>Incidence<br/>Male<br/>Middle Aged<br/>Risk Factors<br/>Social Environment<br/>Spain--epidemiology<br/>Substance Abuse, Intravenous--complications<br/>Urban Population