1. Department of Stomatology, Shunde Hospital, Southern Medical University, Foshan, Guangdong 528308, P.R. China
2. Department of Oral Surgery, Stomatological Hospital, Southern Medical University, Guangzhou, Guangdong 510280, P.R. China
3. Department of Pharmacy, Seventh Affiliated Hospital of Sun Yat‑sen University, Shenzhen, Guangdong 518107, P.R. China