[1] St Louis Univ, Dept Internal Med, Sch Med, 11003 Grand Blvd,DRC 8, St Louis, MO 63104 USA
[2] Univ Iowa, Dept Internal Med, Iowa City, IA 52242 USA
[3] Iowa City VA Med Ctr, Iowa City, IA 52242 USA
[4] Emmes, Rockville, MD USA
[5] Univ Calif Irvine, Vaccine Res & Dev Ctr, Sch Med, Dept Physiol & Biophys, Irvine, CA USA
[6] Cellular Technol Ltd, Shaker Hts, OH USA
[7] Bavarian Nordic, Martinsried, Germany