XenonLasersGasesXenon RadioisotopesAnesthetics, InhalationLasers, Solid-StateLaser CoagulationLaser Therapy, Low-LevelArgonNitrous OxideLasers, ExcimerChromatography, GasNoble GasesGas Chromatography-Mass SpectrometryPulmonary Gas ExchangeKryptonLasers, DyeLaser Scanning CytometryBlood Gas AnalysisIsofluraneLight Coagulation