Helion-neon and infra-red laser do not modify the U.V.A. and U.V.B. minimal erythema dose.
D000293:Adolescent; D000328:Adult; D004307:Dose-Response Relationship, Radiation; D004890:Erythema / Q000209:etiology*; D005260:Female; D006801:Humans; D007834:Lasers; D008297:Male; D012867:Skin / Q000528:radiation effects*; D014466:Ultraviolet Rays