title: Are nickel, vanadium, silicon, fluorine, and tin essential for man? A review.
mesh_terms: D000824:Animal Nutritional Physiological Phenomena; D000818:Animals; D002645:Chickens; D003677:Deficiency Diseases / Q000378:metabolism / Q000473:pathology; D005260:Female; D005461:Fluorine / Q000378:metabolism*; D005504:Food Analysis; D006801:Humans; D009532:Nickel / Q000378:metabolism*; D009747:Nutritional Physiological Phenomena; D009751:Nutritional Requirements; D011247:Pregnancy; D051381:Rats; D012825:Silicon / Q000378:metabolism*; D014001:Tin / Q000378:metabolism*; D014131:Trace Elements / Q000378:metabolism; D014639:Vanadium / Q000378:metabolism*
chemical_list: D014131:Trace Elements; D014639:Vanadium; D005461:Fluorine; D014001:Tin; D009532:Nickel; D012825:Silicon