1. Bioengineering Division, Institute of Science, Hacettepe University, Beytepe, 06800 Ankara, Turkey
2. Department of Plastic Surgery, Akdeniz University, Konyaaltı, 07058 Antalya, Turkey
3. Department of Electrical and Electronics Engineering, Faculty of Engineering, Hacettepe University, Beytepe, 06800 Ankara, Turkey
4. Centre for Bioengineering, Hacettepe University, Beytepe, 06800 Ankara, Turkey