title: From the Food and Drug Administration.
authors.affiliation: Office of Health Affairs, FDA, Rockville, MD 20857.
authors.forename: S L
authors.initials: SL
authors.lastname: Nightingale
mesh_terms: D003195:Computer Communication Networks; D016603:Eosinophilia-Myalgia Syndrome; D006801:Humans; D004366:Nonprescription Drugs; D014364:Tryptophan; D014481:United States; D014486:United States Food and Drug Administration
chemical_list: D004366:Nonprescription Drugs; D014364:Tryptophan