[1] St Lukas Clin Hosp, 46 Chugunnaya St, St Petersburg 194044, Russia
[2] St Petersburg State Univ, 79 Univ Skaya Naberezhnaya, St Petersburg 199034, Russia
[3] SD Asfendiyarov Kazakh Natl Med Univ, 94 Tole Bi St, Alma Ata 050000, Kazakhstan
[4] IP Pavlov First St Petersburg State Med Univ, 6-8 Lva Tolstogo St, St Petersburg 197022, Russia
[5] Minist Hlth Russia, 6-8 Lva Tolstogo St, St Petersburg 197022, Russia
[6] VA Almazov Natl Med Res Ctr, 2 Akkuratova St, St Petersburg 197341, Russia
[7] Minist Hlth Russia, 2 Akkuratova St, St Petersburg 197341, Russia
[8] Belgorod City Hosp 2, 46 Gubkina St, Belgorod 308036, Russia