000			00365nam a2200133Ia 4500
008			210219s9999||||xx |||||||||||||| ||und||
082			_a615.19 _bCH-B
100			_aChason,Mark _916878
245		0	_aBiodegradable polymers as drug delivery systems _cMarkChason
260			_aNew York _bMarcel Deker _c1990
300			_aviii,347
942			_cBK
950			_o615.19 CH-B
999			_c45912 _d45912