1. University of New Mexico, Albuquerque, New Mexico 87131, USA
2. University of Nevada, Reno, 5625 Fox Avenue, Reno, Nevada 89506, USA
3. Sandia National Laboratory, P.O. Box 5800, Albuquerque, New Mexico 87108, USA
4. Color Genomics, 831 Mitten Rd Suite 100, Burlingame, California 94010, USA