[1] Kaiser Permanente Midatlantic States, Midatlantic Permanente Med Grp, Midatlantic Permanente Res Inst, Rockville, MD 20852 USA
[2] Kaiser Permanente Midatlantic States, Midatlantic Permanente Med Grp, Rockville, MD 20852 USA
[3] Kaiser Permanente Colorado, Inst Hlth Res, Aurora, CO 80014 USA
[4] Univ Colorado, Anschutz Med Campus, Aurora, CO 80045 USA
[5] Kaiser Permanente Natl Qual, Oakland, CA 94611 USA
[6] Variant Genom Inc, Oakland, CA 94611 USA
[7] Kaiser Permanente Res, Pasadena, CA 91101 USA