1. State Key Laboratory of Military Stomatology, Department of Oral Anatomy and Physiology and TMD, School of Stomatology, Fourth Military Medical University, Xi’an, China
2. Department of Stomatology, Fourth Affiliated Hospital of Harbin Medical University, Harbin, China
3. Department of Hematology, Johns Hopkins University, Baltimore, MD, USA
4. Department of Biochemistry, Rush University Medical Center, Chicago, IL, USA