1. Nanotechnology Laboratory
2. School of Engineering
3. University of Birmingham
4. Birmingham B15 2TT
5. UK
6. Integrated Lightwave Research Group
7. Dept. of Electrical Engineering
8. Faculty of Engineering
9. University of Malaya
10. Kuala Lumpur-50603
11. Harvard Medical School and Wellman Center for Photomedicine
12. Massachusetts General Hospital
13. Cambridge
14. USA
15. Harvard-MIT Division of Health Sciences and Technology