000 00381nam a2200169Ia 4500
008 201126s9999 xx 000 0 und d
041 _aeng
082 _a617.632
_bHAL
100 _aHALL, WALTER .B.
245 _aCRITICAL DEVISIONS IN PERIODONTOLOGY
260 _c 2003
690 _aMRDC
690 _aMDS
690 _aPERIODONTOLOGY
690 _aFDS
999 _c13221
_d13221