[1] Heidelberg Univ, Ctr Infect Dis, Virol, Heidelberg, Germany
[2] Univ klinikum Tubingen, Inst Trop Med, Tubingen, Germany
[3] Vietnamese German Ctr Med Res VG CARE, Hanoi, Vietnam
[4] Duy Tan Univ, Fac Med, Da Nang, Vietnam
[5] Hue Univ, Hue Univ Med & Pharm HUMP, Dept Parasitol, Hue, Vietnam
[6] Univ Lubeck, Inst Med Microbiol, Campus Lubeck, Lubeck, Germany
[7] Univ Lubeck, Clin Infect Dis, Campus Lubeck, Lubeck, Germany
[8] Univ Med Ctr Schleswig Holstein, Campus Lubeck, Lubeck, Germany
[9] German Ctr Infect Res DZIF, Partner Site Hamburg Lubeck Borstel Riems, Lubeck, Germany