Author contributions
H.K. and H.J.K. conceived and designed the study. S.L. collected clinical samples and data. H.K., W.U.K., J.C., S.W.P., K.S.K., and H.J.K. analyzed the data and contributed to data interpretation. H.K. and H.J.K. wrote the first draft of the manuscript. H.K., W.U.K., Y.J.R., and H.J.K. reviewed the manuscript. All authors approved the final manuscript for submission.