title: Semen selenium in male infertility.
mesh_terms: D000328:Adult; D000368:Aged; D005298:Fertility; D006801:Humans; D007248:Infertility, Male / Q000378:metabolism*; D008297:Male; D008875:Middle Aged; D009994:Osmolar Concentration; D012643:Selenium / Q000378:metabolism*; D012661:Semen / Q000378:metabolism*; D013094:Spermatozoa / Q000378:metabolism
chemical_list: D012643:Selenium