[1] WHO Collaborating Ctr Arbovirus & Haemorrhag Feve, Bernhard Nocht Inst Trop Med, Hamburg, Germany
[2] Robert Koch Inst, Dept Infect Dis Epidemiol, Unit Gastrointestinal Infect Zoonoses & Trop Infe, Berlin, Germany
[3] Univ Duisburg Essen, Univ Hosp Essen, Inst Virol, Essen, Germany
[4] Univ Duisburg Essen, Univ Hosp Essen, Dept Gastroenterol & Hepatol, Essen, Germany
[5] GPR Gesundheits & Pflegezentrum Gemeinnutzige Gmb, Russelsheim, Germany
[6] Marienhaus Klinikum Bendorf Neuwied Waldbreitbach, Neuwied, Germany
[7] Nuremberg Hosp, Nurnberg, Germany