title: Search for contaminant in EMS outbreak goes slowly.
authors.forename: D
authors.initials: D
authors.lastname: Swinbanks
authors.forename: C
authors.initials: C
authors.lastname: Anderson
mesh_terms: D004340:Drug Contamination; D016603:Eosinophilia-Myalgia Syndrome / Q000139:chemically induced*; D006801:Humans; D007564:Japan; D009316:National Institutes of Health (U.S.); D011994:Recombinant Proteins; D014364:Tryptophan; D014481:United States
chemical_list: D011994:Recombinant Proteins; D014364:Tryptophan