You're the flight surgeon: Recurrent atrial fibrillation with no evidence of precipitating disease.
USS MIDWAY CV 41, FPO San Francisco, CA.
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Deakins
D000328:Adult; D000337:Aerospace Medicine; D001281:Atrial Fibrillation / Q000453:epidemiology / Q000209:etiology*; D002561:Cerebrovascular Disorders / Q000209:etiology; D006801:Humans; D008297:Male; D015995:Prevalence; D014481:United States / Q000453:epidemiology