1. National Research Saratov State University, Optics and Biophotonics Department, 83 Astrakhanskaya Street, Saratov 410012, RussiabNational Research Tomsk State University, Interdisciplinary Laboratory of Biophotonics, 36 Lenin Avenue, Tomsk 634050, Russia
2. Saratov State Medical University, Dental Faculty, 112 Bolshaya Kazachaya Street, Saratov 410012, Russia
3. St. Petersburg National Research University of Information Technologies, Mechanics, and Optics, Laser Technologies and Laser Technique Department, 49 Kronverkskiy Avenue, Saint-Petersburg 197101, Russia
4. National Research Saratov State University, Optics and Biophotonics Department, 83 Astrakhanskaya Street, Saratov 410012, RussiabNational Research Tomsk State University, Interdisciplinary Laboratory of Biophotonics, 36 Lenin Avenue, Tomsk 634050, Russiae