1998
Spontaneous Abortion and Exposure to Electric Blankets and Heated Water Beds
Belanger K, Leaderer B, Hellenbrand K, Holford T, McSharry J, Power M, Bracken M. Spontaneous Abortion and Exposure to Electric Blankets and Heated Water Beds. Epidemiology 1998, 9: 36-42. PMID: 9430266, DOI: 10.1097/00001648-199801000-00009.Peer-Reviewed Original ResearchConceptsElectric blanket useSpontaneous abortionPregnancy lossBlanket useEarly pregnancy lossHeated water bedsTime of conceptionMonth of conceptionWire code categoriesWeeks' gestationProspective studyEarly pregnancyUnadjusted analysesBed useGreater riskPregnancyAbortionDose responseWomenRiskElectric bedElectric blanketExposureSlight increaseGestation
1978
Role of Oral Contraception in Congenital Malformations of Offspring
BRACKEN M, HOLFORD T, WHITE C, KELSEY J. Role of Oral Contraception in Congenital Malformations of Offspring. International Journal Of Epidemiology 1978, 7: 309-317. PMID: 744667, DOI: 10.1093/ije/7.4.309.Peer-Reviewed Original ResearchConceptsOral contraceptivesCongenital malformationsHealthy control infantsOral contraceptive useCase-control studyTime of conceptionOccurrence of malformationsControl infantsMaternal exposureOral contraceptionContraceptive useMalformed infantsSpecific estrogenSpecific diagnosisControl studyPregnancyMalformationsContraceptivesCardiovascular defectsInfantsExposureWomenProgestogensOffspringEstrogen