[IEEE 2017 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC) - Munich, Germany (2017.6.25-2017.6.29)] 2017 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC) - Fabrication of 3D microstructured scaffolds by direct laser writing in pre-polymers and their performance in cartilage regeneration in vitro and in vivo