1. Department of Metallurgical and Materials EngineeringMiddle East Technical University Çankaya, Ankara Turkey
2. Department of Metallurgical and Materials EngineeringMersin University Mersin Turkey
3. Biomedical Engineering ProgramMiddle East Technical University Ankara Turkey
4. BIOMATEN, METU Center of Excellence in Biomaterials and Tissue EngineeringMiddle East Technical University Ankara Turkey