[1] Ege Univ Izmir, Fac Med, Dept Infect Dis & Clin Microbiol, Izmir, Turkey
[2] Carol Davila Univ Med & Pharm, Victor Babes Clin Hosp Infect & Trop Dis, Bucharest, Romania
[3] Univ Zagreb, Sch Med, Univ Hosp Infect Dis, Zagreb, Croatia
[4] Med Univ Warsaw, Hosp Infect Dis Warsaw, Warsaw, Poland
[5] Yunus Emre State Hosp, Eskisehir, Turkey
[6] Charles Univ Prague, Med Fac, Dept Infect & Travellers Dis, Plzen, Czech Republic
[7] Minist Publ Hlth Uzbekistan, Inst Virol, Tashkent, Uzbekistan
[8] AIDS Control Ctr, Baku, Azerbaijan
[9] Natl Ctr Dis Control & Prevent Armenia, Yerevan, Armenia
[10] Szent Laszlo Hosp, Budapest, Hungary
[11] Univ Hosp, Ctr HIV AIDS, Clin Infect Dis, Bratislava, Slovakia
[12] AIDS & Clin Immunol Res Ctr, Infect Dis, Tbilisi, Georgia
[13] Kyrgyz Russian Slavonic Univ, Dept Infect Dis, Div Med, Bishkek, Kyrgyzstan
[14] Community Dev Fund, Prishtina, Kosovo
[15] Specialized Hosp Act Treatment Infect & Parasit D, Sofia, Bulgaria
[16] Natl Inst Publ Hlth Kosovo, Prishtina, Kosovo
[17] Univ Sarajevo, Clin Ctr, Infect Dis Clin, Sarajevo, Bosnia & Herceg
[18] Univ Hosp Ctr Tirana, Fac Med, Infect Dis Dept, Tiran, Albania
[19] State Med & Pharmaceut Univ Nicolae Testemitanu, Dept Infect Dis & Med Parasitol, Kishinev, Moldova
[20] Univ Belgrade, Sch Med, Infect & Trop Dis Hosp, HIV AIDS Unit,Clin Ctr Serbia, Belgrade, Serbia
[21] Charles Univ Prague, Fac Med 1, Dept Infect & Trop Dis, Prague, Czech Republic
[22] Na Bulovce Hosp, Prague, Czech Republic
[23] Russian Fed AIDS Ctr, Cent Sci Res Inst Epidemiol Rospotrebnadzor, Moscow, Russia
[24] Inst Publ Hlth, Podgorica, Montenegro
[25] Natl Ctr Infect & Parasit Dis, Natl Reference Lab Immunol, Sofia, Bulgaria
[26] Univ Ljubljana, Fac Med, Inst Microbiol & Immunol, Ljubljana, Slovenia
[27] Natl Inst Hlth Dev, Tallinn, Estonia
[28] Clin Infect Dis & Febrile Condit, Skopje, North Macedonia
[29] Kazakh Natl Med Univ, Dept HIV Infect & Infect Control, Alma Ata, Kazakhstan