biologicalsciences deliveryofhealthcare diagnosticandtherapeutictechniquesandequipmentanalytical effetsphysiologiques electromagneticphenomena environmentandpublichealth health humananatomy investigativetechniques medicalcare mesures nonionizingradiation ondesradioélectriques phenomenaandprocesses physicalphenomena physiologicaleffect physiology phénomènesphysiques prestationdesoins publichealth radiation radiationprotection radiofrequency radiologichealth radiometry radiowaves rayonnement rayonnementnonionisant safetymeasures santépublique sécurité