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		International Journal of Oral Biology :: Vol.43 No.3 pp.161-169 DOI:https://doi.org/10.11620/IJOB.2018.43.3.161 Open abstract    
International Journal of Oral Biology :: Vol.43 No.3 pp.161-169
			DOI:https://doi.org/10.11620/IJOB.2018.43.3.161
			 
			