Administration, InhalationInhalation ExposureSmoke Inhalation InjuryBurns, InhalationInhalationAdministration, OralChild WelfareDisabled ChildrenAerosolsChild BehaviorTime FactorsDose-Response Relationship, DrugLungDrug Administration ScheduleAnesthetics, InhalationChild Health ServicesAsthmaAnesthesia, InhalationChild RearingInjections, IntravenousPowdersChild, InstitutionalizedChild Behavior DisordersChild PsychologyChild of Impaired ParentsRats, Sprague-DawleyDrug Administration RoutesUnited States Food and Drug AdministrationDental Care for ChildrenChild, OrphanedAdministration, IntranasalBronchial Provocation TestsDisease Models, AnimalParentsTreatment OutcomeBronchodilator AgentsRats, WistarDouble-Blind MethodAlbuterolChild Nutrition DisordersChild LanguageChild Nutritional Physiological PhenomenaRats, Inbred F344Age FactorsBody WeightBiological AvailabilityCross-Over StudiesChild MortalityParticle SizeInjections, IntraperitonealMice, Inbred C57BLProspective StudiesAnalysis of VarianceAtmosphere Exposure ChambersBronchoalveolar Lavage FluidPregnancyBurnsUnited StatesForced Expiratory VolumeLiverInjections, SubcutaneousMethacholine ChlorideDry Powder InhalersInhalation SpacersMothersRespiratory Function TestsAirway ResistanceRespirationRisk FactorsAir Pollutants, OccupationalAir PollutantsRetrospective StudiesHalf-LifeBrainXenon RadioisotopesBronchoconstrictionInfusions, IntravenousAdministration, TopicalNitrous OxideQuestionnairesFollow-Up StudiesInjections, IntramuscularAdministration, RectalDogsCross-Sectional StudiesBronchial HyperreactivityInfant, NewbornArea Under CurvePrevalenceBlood PressureBronchiParent-Child RelationsMetered Dose InhalersDustTissue DistributionPneumoniaMice, Inbred BALB CRandom AllocationCarbon DioxideRespiratory System