?:authorAffiliation
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[\'Department of Neurology, Johns Hopkins School of Medicine, Baltimore, Maryland, USA.\', \'Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland, USA.\', \'Division of Rheumatology, Department of Medicine, Johns Hopkins School of Medicine, Baltimore, Maryland, USA.\', \'Division of Gastroenterology and Hepatology, Department of Medicine, Johns Hopkins School of Medicine, Baltimore, Maryland, USA.\', \'Division of Pulmonary and Critical Care Medicine, Johns Hopkins School of Medicine, Baltimore, Maryland, USA.\', \'Department of Cardiology, Johns Hopkins School of Medicine, Baltimore, Maryland, USA.\']
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