title: Cardiac arrest or bradycardia following venipuncture.
mesh_terms: D001919:Bradycardia / Q000209:etiology / Q000517:prevention & control*; D006323:Heart Arrest / Q000209:etiology / Q000517:prevention & control*; D006801:Humans; D011677:Punctures / Q000009:adverse effects*; D014680:Veins