TY - CPAPER AU - Demetra Simion TI - ADVANCED BIOTECHNOLOGIES FOR OBTAINING BIODEGRADABLE COLLAGEN BASED CORE-SHELL/HOLLOW STRUCTURAL NANO - SIO2 COMPOSITE AND ITS APPLICATIONS FOR DRUG T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 14th SGEM GeoConference on NANO, BIO AND GREEN TECHNOLOGIES FOR A SUSTAINABLE FUTURE PY - 2014 DO - 10.5593/sgem2014/b61/s25.031 PB - Stef92 Technology ER -