?:authorAffiliation
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[\'Division of Pulmonology, Department of Internal Medicine, National Health Insurance Service Ilsan Hospital, 100 Ilsan-ro, Ilsandong-gu, Goyang, 10444, Republic of Korea.\', \'Graduate School, Yonsei University College of Medicine, Seoul, Republic of Korea.\', \'Department of Research and Analysis, National Health Insurance Service Ilsan Hospital, Goyang, Republic of Korea.\', \'Department of Biostatistics and Computing, Yonsei University Graduate School, Seoul, Republic of Korea.\', \'Division of Pulmonology, Department of Internal Medicine, National Health Insurance Service Ilsan Hospital, 100 Ilsan-ro, Ilsandong-gu, Goyang, 10444, Republic of Korea. parksc@nhimc.or.kr.\', \'Division of Pulmonary and Critical Care Medicine, Department of Internal Medicine, Severance Hospital, Yonsei University College of Medicine, 50-1 Yonsei-ro, Seodaemun-gu, Seoul, 03722, Republic of Korea. stopyes@yuhs.ac.\']
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