MicrospheresGlassYttrium RadioisotopesCarcinoma, HepatocellularLiver NeoplasmsPolyglycolic AcidPolymersParticle SizeDrug CarriersDelayed-Action PreparationsDrug CompoundingGlass Ionomer CementsNanospheresMicroscopy, Electron, ScanningLactic AcidDrug Delivery SystemsChitosanSurface PropertiesChemistry, PharmaceuticalBiocompatible MaterialsCapsulesPorosityNeedlesAcrylic ResinsHolmiumPolystyrenesMaterials TestingSilicon DioxideTechnology, PharmaceuticalGelatinPolyvinyl AlcoholHexuronic AcidsGlucuronic AcidDogsAlginatesEquipment DesignPolymethacrylic Acids