IsofluraneAnesthetics, InhalationHalothaneAnesthesia, InhalationEnfluraneMethyl EthersAnestheticsNitrous OxideResearch PersonnelEthersAnesthesiaAnesthetics, IntravenousPropofolBiomedical ResearchAnesthetics, GeneralDose-Response Relationship, DrugAnesthesia, GeneralXenonDogsFentanylAnesthesia Recovery PeriodHemodynamicsMethoxyfluraneRats, Sprague-DawleyResearchBlood Gas AnalysisEthics, ResearchDepression, ChemicalInternetResearch DesignElectroencephalographyThiopentalIschemic Preconditioning, MyocardialResearcher-Subject RelationsPulmonary AlveoliSoftwareAnesthetics, CombinedDrug InteractionsEtherPentobarbitalResearch Support as TopicUser-Computer InterfaceAlgorithmsGenetic Research