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.
Mombelli, A; Lehmann, B; Tonetti, M; Lang, N P (1997). Clinical response to local delivery of tetracycline in relation to overall and local periodontal conditions. Journal of Clinical Periodontology, 24(7):470-477.