[Evaluation of ephedrine, dopamine and dobutamine for circulatory depression associated with thoracic epidural analgesia in geriatric patients].
D000368:Aged; D000767:Anesthesia, Epidural; D001794:Blood Pressure / Q000187:drug effects*; D004280:Dobutamine / Q000494:pharmacology*; D004298:Dopamine / Q000494:pharmacology*; D004809:Ephedrine / Q000494:pharmacology*; D006801:Humans
D004280:Dobutamine; D004809:Ephedrine; D004298:Dopamine