Bibliographical noteFunding Information:
Y.E.K. and B.S.J had full access to the data in the study and had final responsibility for the decision to submit for publication. This study is not related with any financial support. B.S.J. has received funding for travel from Novartis Korea; and has received research support as PI from Norvatis, Boehringer Ingelheim, the Korea Health 21 R&D Project, Ministry of Health & Welfare, Republic of Korea (#A030001), ABRC (Advanced Biometric Research Center). KOSEF (Korean Science and Engineering Foundation), Seoul National University Hospital, the Mr. Chung Suk-Gyoo and Sinyang Cultural Foundation, and the Song Foundation. J.Y.Y. reports no disclosures. H.J.K. reports no disclosures. Y.E.K. reports no disclosures.