第一題是 能做crown 越快越好 - Walton, Richard E.. Principles and Practice of Endodontics, 3rd Edition Safavi KE, Dowden WE, Langeland K: Influence of delayed coronal permanent restoration on endodontic prognosis, Endod Dent Traumatol 3:187, 1987.
第一題: 我手邊的教科書沒有看到有平均值的答案, 一般的看法是能越快作保護越好 Walton, Richard E.. Principles and Practice of Endodontics, 3rd Edition Safavi KE, Dowden WE, Langeland K: Influence of delayed coronal permanent restoration on endodontic prognosis, Endod Dent Traumatol 3:187, 1987.