1999
Healthy Women's PEF Variations with Ambient Summer Concentrations of PM10, PM2.5, SO4 2 −, H+, and O3
NAEHER L, HOLFORD T, BECKETT W, BELANGER K, TRICHE E, BRACKEN M, LEADERER B. Healthy Women's PEF Variations with Ambient Summer Concentrations of PM10, PM2.5, SO4 2 −, H+, and O3. American Journal Of Respiratory And Critical Care Medicine 1999, 160: 117-125. PMID: 10390388, DOI: 10.1164/ajrccm.160.1.9808153.Peer-Reviewed Original ResearchMeSH KeywordsAdultAir PollutantsCircadian RhythmDose-Response Relationship, DrugEnvironmental MonitoringFemaleHumansHydrogen-Ion ConcentrationOzonePeak Expiratory Flow RateReference ValuesSeasonsSulfatesVirginiaConceptsPeak expiratory flowPEF variationEvening peak expiratory flowMorning peak expiratory flowOutdoor monitoring sitePeak flow meterAmbient air pollutionMicrograms/m3Expiratory flowPhysiologic effectsPEF measurementsOnly exposureConcurrent measuresExposureMeteorologic variablesFine particulate sulfateDaily
1996
Maternal Caffeine Consumption and Spontaneous Abortion: A Prospective Cohort Study
Dlugosz L, Belanger K, Hellenbrand K, Holford T, Leaderer B, Bracken M. Maternal Caffeine Consumption and Spontaneous Abortion: A Prospective Cohort Study. Epidemiology 1996, 7: 250-255. PMID: 8728437, DOI: 10.1097/00001648-199605000-00008.Peer-Reviewed Original ResearchMeSH KeywordsAbortion, SpontaneousAdultCaffeineCausalityConnecticutCross-Sectional StudiesDose-Response Relationship, DrugFemaleHumansIncidenceInfant, NewbornOdds RatioPregnancyRiskConceptsSpontaneous abortionCaffeine consumptionYale-New Haven HospitalMaternal caffeine consumptionProspective cohort studyCohort studyEarly pregnancyPregnant womenOdds ratioSoda drinkingElevated riskCaffeine beveragesBeverage consumptionCaffeine beverage consumptionCigarette useFirst monthPregnancySixteenth weekObserved associationsAbortionCup of teaCaffeineTeaGestationHospital
1984
Airway Effects of Low Concentrations of Sulfur Dioxide: Dose-Response Characteristics
Schachter E, Witek T, Beck G, Hosein H, Colice G, Leaderer B, Cain W. Airway Effects of Low Concentrations of Sulfur Dioxide: Dose-Response Characteristics. Archives Of Environmental & Occupational Health 1984, 39: 34-42. PMID: 6370145, DOI: 10.1080/00039896.1984.10545831.Peer-Reviewed Original ResearchMeSH KeywordsAirway ResistanceAsthmaBronchiClinical Trials as TopicDose-Response Relationship, DrugDouble-Blind MethodEnvironment, ControlledHumansPhysical ExertionRespiratory Function TestsSulfur DioxideConceptsAsthmatic subjectsVital capacityPartial flow-volume curvesAcute respiratory effectsTotal lung capacityMaximal expiratory flowAbsence of exerciseKpm/minEnd of exerciseFlow-volume curvesDose-response relationshipDose-response characteristicsAirway effectsExpiratory volumeAirway resistanceLung capacitySignificant changesExpiratory flowRespiratory effectsHealthy subjectsHealthy individualsSeparate daysMin subjectsVolume curvesVmax50