title: Pulsating veins.
authors.forename: T O
authors.initials: TO
authors.lastname: Cheng
mesh_terms: D006556:Heroin Dependence / Q000503:physiopathology; D006801:Humans; D011673:Pulsatile Flow / Q000502:physiology*; D015819:Substance Abuse, Intravenous / Q000503:physiopathology; D014262:Tricuspid Valve Insufficiency / Q000503:physiopathology; D014648:Varicose Veins / Q000503:physiopathology*