LGD631 User Manual

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115

Safety Guidelines

usingwirelessphoneswouldprovidesomeofthedatathatareneeded.Lifetime

animalexposurestudiescouldbecompletedinafewyears.However,verylarge

numbersofanimalswouldbeneededtoprovidereliableproofofacancerpromoting

effectifoneexists.Epidemiologicalstudiescanprovidedatathatisdirectlyapplicable

tohumanpopulations,but10ormoreyearsfollow-upmaybeneededtoprovide

answersaboutsomehealtheffects,suchascancer.Thisisbecausetheinterval

betweenthetimeofexposuretoacancer-causingagentandthetimetumorsdevelop

-iftheydo-maybemany,manyyears.Theinterpretationofepidemiologicalstudies

ishamperedbydifficultiesinmeasuringactualRFexposureduringday-to-dayuseof

wirelessphones.Manyfactorsaffectthismeasurement,suchastheangleatwhich

thephoneisheld,orwhichmodelofphoneisused.

6. What is the FDA doing to find out more about the possible

health effects of wireless phone RF?

TheFDAisworkingwiththeU.S.NationalToxicologyProgramandwithgroups

ofinvestigatorsaroundtheworldtoensurethathighpriorityanimalstudies

areconductedtoaddressimportantquestionsabouttheeffectsofexposureto

radiofrequencyenergy(RF).TheFDAhasbeenaleadingparticipantintheWorld

HealthOrganizationInternationalElectromagneticFields(EMF)Projectsinceits

inceptionin1996.Aninfluentialresultofthisworkhasbeenthedevelopmentofa

detailedagendaofresearchneedsthathasdriventheestablishmentofnewresearch

programsaroundtheworld.Theprojecthasalsohelpeddevelopaseriesofpublic

informationdocumentsonEMFissues.TheFDAandtheCellularTelecommunications

&InternetAssociation(CTIA)haveaformalCooperativeResearchandDevelopment

Agreement(CRADA)todoresearchonwirelessphonesafety.TheFDAprovides

thescientificoversight,obtaininginputfromexpertsingovernment,industry,and

academicorganizations.CTIA-fundedresearchisconductedthroughcontractswith

independentinvestigators.Theinitialresearchwillincludebothlaboratorystudiesand

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User Manual - Page 115