[1] Univ Washington, Sch Med, Dept Lab Med & Pathol, Seattle, WA 98195 USA
[2] Univ Washington, Sch Med, Dept Microbiol, Seattle, WA 98195 USA
[3] Univ Washington, Sch Med, Dept Med, Seattle, WA 98195 USA
[4] Univ Calif San Diego, San Diego Sch Med, Dept Med, San Diego, CA 92103 USA
[5] Emory Univ, Sch Med, Dept Med, Atlanta, GA 30322 USA
[6] Emory Univ, Sch Med, Dept Global Hlth, Atlanta, GA 30322 USA
[7] Vanderbilt Univ, Sch Med, Dept Pediat, Nashville, TN 37232 USA
[8] Duke Univ, Sch Med, Dept Med, Durham, NC 27710 USA
[9] Fred Hutchinson Canc Res Ctr, Dept Med, Seattle, WA 98109 USA
[10] Univ Texas Hlth Sci Ctr Houston, Dept Internal Med, Houston, TX 77030 USA
[11] Univ Alabama Birmingham, Dept Med, Birmingham, AL 35205 USA
[12] Mayo Clin, Dept Lab Med & Pathol, Rochester, MN 55905 USA
[13] Mayo Clin, Dept Med, Rochester, MN 55905 USA
[14] Univ Queensland, Ctr Clin Res, Dept Med, Herston, Qld 4029, Australia
[15] Univ Penn, Perelman Sch Med, Dept Med, Philadelphia, PA 19104 USA
[16] Univ Virginia, Sch Med, Dept Med, Charlottesville, VA 22908 USA