title: Three incidents of industrial mass psychogenic illness: a preliminary report.
mesh_terms: D004196:Disease Outbreaks / Q000453:epidemiology*; D004781:Environmental Exposure; D005260:Female; D006801:Humans; D008297:Male; D008399:Mass Behavior; D009784:Occupational Diseases / Q000209:etiology*; D011602:Psychophysiologic Disorders / Q000209:etiology*; D012737:Sex Factors; D013315:Stress, Psychological