By Dan Zhao, DDS,* Ya Shen, DDS, PhD,†‡ Bin Peng, DDS, PhD,* and Markus Haapasalo, DDS, PhD†
From the *Division of Endodontics, State Key Laboratory Breeding Base of Basic Science of Stomatology (Hubei-MOST) and Key Laboratory of Oral Biomedicine Ministry of Education, School and Hospital of Stomatology, Wuhan University, Wuhan, China; †Division of Endodontics, Department of Oral Biological and Medical Sciences, Faculty of Dentistry; and ‡Department of Materials Engineering; The University of British Columbia, Vancouver, Canada.
Address requests for reprints to Prof Bin Peng, State Key Laboratory Breeding Base of Basic Science of Stomatology (Hubei-MOST) and Key Laboratory of Oral Biomedicine Ministry of Education, School and Hospital of Stomatology, Wuhan University, 237 Luoyu Road, Wuhan 430079, PR China. E-mail address: phs301@vip.163.com