title: Infection. Identifying HIV hotspots may be key to early intervention.
mesh_terms: D058872:Epidemics; D015658:HIV Infections / Q000453:epidemiology* / Q000517:prevention & control; D006301:Health Services Needs and Demand; D006526:Hepatitis C / Q000401:mortality*; D006801:Humans; D008404:Massachusetts / Q000453:epidemiology; D012111:Residence Characteristics