Bridenbaugh, P O The role of intercostal block and three general anesthetic agents as predisposing factors to postoperative pulmonary problems. [electronic resource] - Anesthesia and analgesia - 638-44 p. digital Publication Type: Journal Article ISSN: 0003-2999 Subjects--Topical Terms: AdultAgedAutonomic Nerve Block--adverse effectsCarbon Dioxide--bloodEthers--administration & dosageFemaleHalothane--administration & dosageHumansHydrogen-Ion ConcentrationMaleMethoxyflurane--administration & dosageMiddle AgedOxygen--bloodPostoperative Complications--chemically inducedPreanesthetic MedicationRespiratory Insufficiency--chemically inducedTime FactorsVentilation-Perfusion RatioWakefulness