title: Plasma zinc levels in high myopia and retinitis pigmentosa.
mesh_terms: D000328:Adult; D003300:Copper / Q000097:blood; D006801:Humans; D008875:Middle Aged; D009216:Myopia / Q000097:blood* / Q000209:etiology; D012174:Retinitis Pigmentosa / Q000097:blood* / Q000209:etiology; D015032:Zinc / Q000097:blood* / Q000172:deficiency
chemical_list: D003300:Copper; D015032:Zinc