Maintenance work on the ZORA databases is scheduled for Wednesday 22 May 2019 from 20:00-22:00. During this period ZORA and JDB will not be available. Thank you for your understanding.
Magalhães, A C; Wiegand, A; Rios, D; Hannas, A; Attin, T; Buzalaf, M A R (2009). Chlorhexidine and green tea extract reduce dentin erosion and abrasion in situ. Journal of Dentistry, 37(12):994-998.