Low-voltage x-ray therapy in diseases of the skin.
D006801:Humans; D009525:Niacin / Q000032:analysis*; D009539:Nicotinic Acids; D011878:Radiotherapy; D012867:Skin; D012871:Skin Diseases; D014964:X-Ray Therapy
D009539:Nicotinic Acids; D009525:Niacin
NICOTINIC ACID/determination; RADIOTHERAPY; SKIN/diseases