1. Department of Medicine and Clinical Science (K.E., T.K., M.H., H.M., F.M., N.K., T.T., H.C., T.M., T.H., K.H., Y.O., K.N.), Kyoto University Graduate School of Medicine, Kyoto 606-8507, Japan
2. Amgen Inc. (A.M.D.), Thousand Oaks, California 91319
3. Department of Clinical Trial Management (M.F.), Translational Research Center, Kyoto University Hospital, Kyoto 606-8507, Japan