黃永賢林哲堂YEONG-SHYAN HWANGCHE-TONG LIN2026-06-052026-06-051992https://203.71.86.71/handle/123456789/47958en-US北醫出版品北醫學報The Easier Method for Fabricating the Overdenture of the O-Ring Type製作O環型覆蓋式義齒的簡易方法journal article