Effects of photochemical air pollution on the human eye--concerning eye irritation, tear lysozyme and tear pH.
D000397:Air Pollution / Q000032:analysis*; D005123:Eye / Q000187:drug effects*; D006801:Humans; D006863:Hydrogen-Ion Concentration; D009113:Muramidase / Q000032:analysis*; D010083:Oxidants, Photochemical / Q000633:toxicity*; D013666:Tears / Q000187:drug effects* / Q000201:enzymology
D010083:Oxidants, Photochemical; D009113:Muramidase