title: Vampirism--a clinical condition.
mesh_terms: D001769:Blood; D002190:Cannibalism; D003415:Crime; D006708:Homicide; D006801:Humans; D008297:Male; D001523:Mental Disorders / Q000209:etiology* / Q000523:psychology; D010262:Paraphilic Disorders / Q000209:etiology*