1. From the Department of Cardiovascular Surgery, Xijing Hospital, The Fourth Military Medical University, Xi’an, China (Y.Y., W.D., Z.J., S.Y., D.Y.); Team 10, School of Stomatology, The Fourth Military Medical University, Xi’an, China (Y.L.); and Department of Prosthodontics, School of Stomatology, The Fourth Military Medical University, Xi’an, China (J.Y.).