1. Scientific Medical Center, Saratov State University, Saratov 410012, Russia
2. Saint Petersburg Academic University, Saint-Petersburg 194021, Russia
3. Sirius University of Science and Technology, Sochi 354340, Russia
4. Peter the Great St. Petersburg Polytechnic University, Saint-Petersburg 195251, Russia
5. Smorodintsev Research Institute of Influenza, Saint-Petersburg 197376, Russia
6. Queen Mary University of London, London E1 4NS, UK