title: POISE trial quality control.
mesh_terms: D000319:Adrenergic beta-Antagonists / Q000008:administration & dosage / Q000009:adverse effects; D002318:Cardiovascular Diseases / Q000517:prevention & control; D002986:Clinical Trials as Topic / Q000941:ethics*; D003692:Delayed-Action Preparations; D006801:Humans; D007431:Intraoperative Complications / Q000517:prevention & control; D008485:Medical Audit; D008790:Metoprolol / Q000008:administration & dosage / Q000009:adverse effects; D019990:Perioperative Care / Q000379:methods; D011786:Quality Control; D015871:Scientific Misconduct
chemical_list: D000319:Adrenergic beta-Antagonists; D003692:Delayed-Action Preparations; D008790:Metoprolol