1 Department of Stomatology, the Fourth Medical Center, Chinese PLA General Hospital, No. 51 Fucheng Road, 100048, Beijing, Haidian District, China.
2 Department of Stomatology, the Fourth Medical Center, Chinese PLA General Hospital, No. 51 Fucheng Road, 100048, Beijing, Haidian District, China. 949427779@qq.com.
3 Department of Stomatology, the Fourth Medical Center, Chinese PLA General Hospital, No. 51 Fucheng Road, 100048, Beijing, Haidian District, China. 359117684@qq.com.
4 Department of Stomatology, the Fourth Medical Center, Chinese PLA General Hospital, No. 51 Fucheng Road, 100048, Beijing, Haidian District, China. Chaiguangquan@126.com.