Kral, Alex H <br/><br/>
Comparing respondent-driven sampling and targeted sampling methods of recruiting injection drug users in San Francisco.  [electronic resource] 

 -  Journal of urban health : bulletin of the New York Academy of Medicine  Sep 2010 
 - 839-50 p.  digital 
<br/><br/> Publication Type: Comparative Study; Journal Article; Research Support, N.I.H., Extramural; Research Support, Non-U.S. Gov't; Research Support, U.S. Gov't, P.H.S. 
<br/><br/><label>ISSN: </label>1468-2869 
<br/><br/><label>Standard No.: </label>10.1007/s11524-010-9486-9  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adolescent<br/>Adult<br/>Black or African American--psychology<br/>Confidence Intervals<br/>Epidemiologic Research Design<br/>Female<br/>HIV Infections--complications<br/>Health Surveys--methods<br/>Hepatitis C--complications<br/>Humans<br/>Interviews as Topic<br/>Male<br/>Middle Aged<br/>Needle-Exchange Programs--statistics & numerical data<br/>Patient Selection<br/>Research Design<br/>Risk-Taking<br/>Sampling Studies<br/>San Francisco--epidemiology<br/>Substance Abuse Treatment Centers--statistics & numerical data<br/>Substance Abuse, Intravenous--epidemiology<br/>Urban Population--statistics & numerical data<br/>Young Adult