The effect of different ferrule heights and crown-to-root ratios on fracture resistance of endodontically-treated mandibular premolars restored with fiber post or cast metal post system: an in vitro study

• Main Authors: Qingfei Meng (Author), Yuxin Chen (Author), Ke Ni (Author), Yingmei Li (Author), Xinran Li (Author), Jian Meng (Author), Lijuan Chen (Author), May Lei Mei (Author)
• Format: Book
• Published: BMC, 2023-06-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

Abstract Background This study aimed to investigate the effects of different ferrule heights and crown-to-root ratios on the fracture resistance of endodontically-treated premolars restored with fiber post or cast metal post system. Methods Eighty extracted human mandibular first premolars with sing...