Human requirements: basic and optimal.
D002857:Chromium; D003300:Copper; D003677:Deficiency Diseases / Q000209:etiology; D004032:Diet; D004782:Environmental Health; D005461:Fluorine; D055593:Geological Phenomena; D005844:Geology; D006801:Humans; D007455:Iodine; D007501:Iron; D008345:Manganese; D008722:Methods; D009749:Nutrition Surveys; D009747:Nutritional Physiological Phenomena; D009751:Nutritional Requirements; D012643:Selenium; D014131:Trace Elements / Q000378:metabolism; D014481:United States; D015032:Zinc
D014131:Trace Elements; D002857:Chromium; D005461:Fluorine; D008345:Manganese; D003300:Copper; D007455:Iodine; D007501:Iron; D012643:Selenium; D015032:Zinc