[1] Univ Washington, Dept Lab Med, Transfus Med Div, Seattle, WA 98195 USA
[2] Univ Calif San Diego, Dept Pathol, La Jolla, CA 92093 USA
[3] Stanford Univ, Dept Pathol, Stanford, CA 94305 USA
[4] Childrens Hosp Philadelphia, Dept Pediat, Philadelphia, PA 19104 USA
[5] Dartmouth Hitchcock Med Ctr, Dept Pathol & Lab Med, Lebanon, NH 03766 USA
[6] NorthShore Univ Hlth Syst, Chicago, IL USA
[7] Johns Hopkins Univ, Sch Med, Dept Pathol, Transfus Med Div, Baltimore, MD 21205 USA
[8] Johns Hopkins Univ, Sch Med, Dept Pathol, Baltimore, MD 21205 USA
[9] US FDA, Off Blood Res & Review, Silver Spring, MD USA
[10] Southern Illinois Univ, Sch Med, Div Hematol Oncol, Simmons Canc Inst, Springfield, IL USA
[11] Mississippi Valley Reg Blood Ctr, Springfield, IL USA
[12] Washington Univ St Louis, Div Pediat Crit Care, St Louis, MO USA
[13] Univ Vermont, Med Ctr, Pathol & Lab Med, Burlington, VT USA
[14] Vitalant, Scottsdale, AZ USA
[15] NYU, Dept Pathol, Grossman Sch Med, 550 1St Ave, New York, NY 10016 USA
[16] Columbia Univ, Dept Pathol & Cell Biol, Transfus Med & Cellular Therapy, New York, NY USA
[17] Univ Utah, Dept Pathol, Clin Pathol Div, Salt Lake City, UT USA
[18] Univ New Mexico, Dept Pathol, Transfus Med Serv, Albuquerque, NM 87131 USA
[19] Univ Minnesota, Lab Med & Pathol, Minneapolis, MN USA