title: [3 cases of syphilis among drug addicts. A potential risk group].
mesh_terms: D000328:Adult; D003718:Denmark; D005260:Female; D006801:Humans; D008297:Male; D011477:Sex Work; D019966:Substance-Related Disorders; D013587:Syphilis
vernacular_title: Tre tilfaelde af syphilis hos stofmisbrugere--en potentiel risikogruppe