Affiliation: | 1. HSR&D Center of Excellence, VA Puget Sound Health Care System, Seattle, WA 98101, U.S.A.;2. Department of Biostatistics, University of Washington, Seattle, WA 98195, U.S.A.;3. BioSignia, Inc., 1822 East NC Highway 54, Suite 350, Durham, NC 27713, U.S.A. |