Two features occasionally associated with intravenous drug users: a note.
D000328:Adult; D001769:Blood; D003214:Conditioning, Classical; D006801:Humans; D007275:Injections, Intravenous; D008297:Male; D008398:Masochism / Q000209:etiology*; D010262:Paraphilic Disorders / Q000209:etiology*; D019966:Substance-Related Disorders / Q000150:complications*