‰ͺŽRˆγŠw‰ο Acta Medica Okayama 0030-1558 65 8 1953 ”ηŽΏ‰ΊŠj‚Ι‚¨‚―‚ιαŸα’αzΉ‚̑̐ߔg‹y‚ΙŠΦ‚·‚ιŽΐŒ±“IŒ€‹† 1311 1344 EN No potential conflict of interest relevant to this article was reported.