[1] Univ Calif Davis, Div Infect Dis, Sacramento, CA USA
[2] ESCMID, Basel, Switzerland
[3] Erasmus MC, Dept Virosci, Rotterdam, Netherlands
[4] Erasmus MC, Pandem & Disaster Res Ctr, Rotterdam, Netherlands
[5] UK Hlth Secur Agcy, Emerging Pathogen Serol Grp, Porton Down, Wilts, England
[6] Univ Amsterdam, Ctr Trop Med & Travel Med, Dept Infect Dis, Med Ctr,Amsterdam Publ Hlth,Amsterdam Infect & Imm, Amsterdam, Netherlands
[7] Eberhard Karls Univ Tubingen, Inst Tropenmed, Tubingen, Germany
[8] German Ctr Infect Res DZIF, Tubingen, Germany
[9] Statens Serum Inst, Infect Dis Preparedness, Copenhagen, Denmark
[10] UK Hlth Secur Agcy, Res & Evaluat, Salisbury SP4 0JG, England
[11] Ctr Hosp Sao Joao, Dept Infect Dis, Porto, Portugal
[12] Univ Porto, Fac Med, Porto, Portugal
[13] Imperial Coll London, Fac Med, Dept Infect Dis, Sect Virol, St Marys Campus, London, England
[14] Azienda Osped Specialist Colli, D Cotugno Hosp, Naples, Italy
[15] Radboud Univ Nijmegen, Radboud Ctr Infect Dis, Dept Internal Med, Med Ctr, Nijmegen, Netherlands
[16] Univ Lausanne, Inst Microbiol, Lausanne, Switzerland
[17] Univ Hosp Ctr CHUV, CH-1005 Lausanne, Switzerland
[18] Univ Hosp Ctr CHUV, Serv Infect Dis, Lausanne, Switzerland
[19] Sacro Cuore Don Calabria Hosp, Dept Infect Trop Dis & Microbiol, IRCCS, Verona, Italy
[20] Int Med Univ Rome, Unicamillus, Rome, Italy
[21] Roskilde Univ, PandemiX Ctr, Dept Sci & Environm, Roskilde, Denmark
[22] Fdn Congolaise Rech Medicale, Brazzaville, DEM REP CONGO
[23] Univ Tubinge, Inst Trop Med, Tubingen, Germany
[24] Univ Aarhus, Inst Clin Med, Fac Hlth Sci, Palle Juul Jensens Alle 100, DK-8200 Aarhus N, Denmark