1. Department of Medical Informatics, University of Utah School of Medicine, Salt Lake City, UT 84132.
2. Biocenter and Department of Biochemistry, University of Oulu, SF-90570 Oulu, Finland.
3. Department of Biochemistry, University of Rochester School of Medicine and Dentistry, Rochester, NY 14642.
4. Department of Internal Medicine, University of Utah School of Medicine, Salt Lake City, UT 84132.
5. Department of Biochemistry, University of Utah School of Medicine, Salt Lake City, UT 84132.