Toptaş, Mehmet A comparison of the effects of hyperbaric and isobaric bupivacaine spinal anesthesia on hemodynamics and heart rate variability. [electronic resource] - Turkish journal of medical sciences 2014 - 224-31 p. digital Publication Type: Journal Article; Randomized Controlled Trial ISSN: 1300-0144 Standard No.: 10.3906/sag-1207-1 doi Subjects--Topical Terms: AdultAnesthesia, Spinal--methodsAnesthetics, Local--pharmacologyBlood Pressure--drug effectsBupivacaine--pharmacologyFemaleHeart Rate--drug effectsHumansInjections, SpinalMale