000 00284nam a2200121Ia 4500
008 200504s9999 xx 000 0 und d
245 0 _aJournal of Clinical Periodontology
250 _aJuly-Dec
260 _aForeign
_c2014
490 _v41/II
500 _a-
650 _aPeriodontology
999 _c4294
_d4294