000 00328nam a2200121Ia 4500
100 _aChasin, Mark (ed) & Langer, Robert
020 _a0-8247-8344-1
942 _cBK
245 _aBiodegradable polymers as drug delivery systems
260 _aMarcel Dekker, Inc., New York
_c1990
082 _a615.19 Cha/Lan
300 _aviii,347p
999 _c65522
_d65522