000 00392nam a2200157Ia 4500
008 180831s9999 xx 000 0 und d
020 _a867152095
040 _cSerosoft Solutions
100 _aWilson Thomas
245 0 _aDental Maintenance For Patients With Periodontal Disease
260 _aChicago
260 _bQuintessence Pub
260 _c1989
300 _a224
944 _a4157
999 _c12584
_d12584