title: Truth or consequences: when the study reintroduces the disease agent.
authors.forename: P H
authors.initials: PH
authors.lastname: Grann
mesh_terms: D001007:Anxiety; D002249:Carbon Monoxide Poisoning / Q000523:psychology; D015331:Cohort Studies; D004196:Disease Outbreaks; D004781:Environmental Exposure; D004812:Epidemiologic Methods; D006801:Humans; D007046:Hysteria / Q000453:epidemiology / Q000209:etiology* / Q000523:psychology; D009657:North Carolina / Q000453:epidemiology; D013334:Students / Q000523:psychology