PhototherapyUltraviolet TherapyUltraviolet RaysJaundice, NeonatalPUVA TherapyLightHyperbilirubinemia, NeonatalRadiation EffectsBilirubinPsoriasisRadiation GeneticsMethoxsalenHyperbilirubinemiaDose-Response Relationship, RadiationEye Protective DevicesErythemaMicroscopy, UltravioletExchange Transfusion, Whole BloodSpectrophotometry, UltravioletDNA Repair