title: Selective screening to augment syphilis case-finding--Dallas, Texas, 1991.
mesh_terms: D003376:Counseling; D016578:Crack Cocaine; D015658:HIV Infections / Q000517:prevention & control; D006801:Humans; D008403:Mass Screening / Q000379:methods*; D019966:Substance-Related Disorders / Q000150:complications; D013587:Syphilis / Q000453:epidemiology / Q000209:etiology / Q000517:prevention & control*; D013781:Texas
chemical_list: D016578:Crack Cocaine