Acta Medica Okayama 1994 Šà�«‹¹–Œ‰Š‹¹�…’†‚Ì�D’†‹…—V‘–ˆöŽq‚ÉŠÖ‚·‚錤‹† —n˜A‹Û�»�ÜOK-432‚É‚æ‚é�D’†‹…—V‘–ˆöŽq‚Ì—U“± EN No potential conflict of interest relevant to this article was reported.