?:authorAffiliation
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[\'Department of Respiratory Medicine, Gansu Provincial Hospital, Lanzhou, China.\', \'Respiratory Medicine Unit, Department of Medicine & Centre for Molecular Medicine, Karolinska Institutet, Stockholm, Sweden.\', \'Heart and Lung Centre, Department of Pulmonary Medicine, University of Helsinki and Helsinki University Hospital, Finland.\', \'Department of Cardiology Medicine, Gansu Provincial Hospital, Lanzhou, China.\', \'Department of Internal Medicine, Gansu Provincial Hospital, Lanzhou, China.\', \'Department of Intensive Care, Gansu Province Hospital, Lanzhou, China.\']
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