000 00309nam a2200121Ia 4500
008 200504s9999 xx 000 0 und d
245 4 _aThe International Journal of periodontics and Restorative Dentistry
250 _a-
260 _aForeign
_c2014
490 _v34/-
500 _a-
650 _aPeriodontology
999 _c4304
_d4304