
1	Study on broken periodontal curets Oh-Jang Kwon, Jae-Kwan Lee, Beom-Seok Chang, Heung-Sik Um J Korean Acad Periodontol.2008;38(1):23-30. Published online 2008 March 31 DOI: http://dx.doi.org/10.5051/jkape.2008.38.1.23