000 00320nam a2200121Ia 4500
008 160921s9999 xx 000 0 und d
020 _a0-86715-363--6
100 _aAxelsson Per
245 _aDiagnosis and Risk Prediction of Periodontal Diseases
260 _bQuintessence Books
_c2002
300 _a463
942 _cBK
999 _c26494
_d26494