Vitamin use and abuse.
D001294:Attitude to Health; D002986:Clinical Trials as Topic; D006801:Humans; D009974:Orthomolecular Therapy / Q000009:adverse effects; D012651:Self Medication / Q000009:adverse effects / Q000523:psychology; D014815:Vitamins / Q000008:administration & dosage / Q000009:adverse effects / Q000627:therapeutic use*
D014815:Vitamins