Shi, J., Gu, Y., Qiao, S., Zhuang, L., Zhang, X., & Lai, H. (2015). Clinical evaluation of short 6-mm implants alone, short 8-mm implants combined with osteotome sinus floor elevation and standard 10-mm implants combined with osteotome sinus floor elevation in posterior maxillae: Study protocol for a randomized controlled trial. Trials.

Shi, Jun-Yu, Ying-Xin Gu, Shi-Chong Qiao, Long-Fei Zhuang, Xiao-Meng Zhang, and Hong-Chang Lai. "Clinical Evaluation of Short 6-mm Implants Alone, Short 8-mm Implants Combined With Osteotome Sinus Floor Elevation and Standard 10-mm Implants Combined With Osteotome Sinus Floor Elevation in Posterior Maxillae: Study Protocol for a Randomized Controlled Trial." Trials 2015.

Shi, Jun-Yu, et al. "Clinical Evaluation of Short 6-mm Implants Alone, Short 8-mm Implants Combined With Osteotome Sinus Floor Elevation and Standard 10-mm Implants Combined With Osteotome Sinus Floor Elevation in Posterior Maxillae: Study Protocol for a Randomized Controlled Trial." Trials 2015.