Department of Dentistry, Wan-Fang Hospital, Taipei Medical University, Taipei, Taiwan
Chung-I Chang
Division of Endodontics, Department of Dentistry, Wan-Fang Hospital, Taipei Medical University, Taipei, Taiwan
Hsin-Hui Wang
Division of Endodontics, Department of Dentistry, Wan-Fang Hospital, Taipei Medical University, Taipei, Taiwan; Corresponding author. Division of Endodontics, Department of Dentistry, Wan-Fang Hospital, Taipei Medical University, No. 111, Sec. 3, Xinglong Rd., Wenshan Dist., Taipei 116081, Taiwan.
