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1 The effect of nutraceutical containing PRF-K2 on periodontal condition during maintenance phase
Yu-Kang Kim, Hyun-Ju Chung, Se-Won Kim, Dong-Heon Baek
J Korean Acad Periodontol.2007;37(1):91-102.   Published online 2007 March 31     DOI: http://dx.doi.org/10.5051/jkape.2007.37.1.91
      

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