Adverse effects of sunlight on the skin.
D006801:Humans; D007642:Keratosis / Q000209:etiology*; D010787:Photosensitivity Disorders; D012867:Skin; D012878:Skin Neoplasms / Q000209:etiology*; D013471:Sunburn; D013472:Sunlight
KERATOSIS/etiology; PHOTOSENSITIZATION; SKIN NEOPLASMS/etiology; SUNBURN