title: Environmental medicine or psychiatry?
authors.forename: Anke
authors.initials: A
authors.lastname: Bauer
authors.forename: E
authors.initials: E
authors.lastname: Schwarz
authors.forename: C
authors.initials: C
authors.lastname: Mai
mesh_terms: D016022:Case-Control Studies; D006801:Humans; D018777:Multiple Chemical Sensitivity / Q000175:diagnosis / Q000453:epidemiology / Q000523:psychology*; D012107:Research Design; D015983:Selection Bias