1. St. Petersburg State University
7–9 Universitetskaya emb., St. Petersburg, 199034, Russia
2. Pavlov First Saint Petersburg State Medical
University
6–8 L’va Tolstogo str., St. Petersburg, 194064, Russia
3. St. Petersburg Research Institute of Phthisiopulmonology;
Pavlov First Saint Petersburg State Medical University
2–4 Ligovsky prospekt, St. Petersburg, 191036, Russia;
6–8 L’va Tolstogo str., St. Petersburg, 194064, Russia