1. Centre for Medical Engineering Research; Dublin City University; Dublin 9 Dublin Ireland
2. School of Mechanical and Manufacturing Engineering, Dublin City University; Dublin 9 Dublin Ireland
3. School of Biotechnology, Dublin City University; Dublin 9 Dublin Ireland
4. Institute of Biomedical Sciences, Health Science Centre, Federal University of Rio de Janeiro; 21945-970 Rio de Janeiro Brazil
5. Program of Metallurgical and Materials Engineering, COPPE; Federal University of Rio de Janeiro; 21945-970 Rio de Janeiro Brazil