1. Lopatin A.S. (ed.). Acute rhinosinusitis: clinical recommendations. Moscow; 2017. 36 p. (In Russ.) Available at: http://rhinology.ru/wp-content/uploads/2017/09/Ostryyrinosinusit-21.09.pdf.
2. Svistushkin V.M., Shevchik E.A. Acute rhinosinusitis - a modern view of the problem. RMJ. 2014;(9):643-648. (In Russ.) Available at: https://www.rmj.ru/articles/otorinolaringologiya/Ostryy_rinosinusit__sovremennyy_vzglyad_na_problemu.
3. Svistushkin V.M., Nikiforova G.N., Shevchik E.A., Dedova M.G. The use of intranasal drugs in the treatment of patients with acute infectious rhinitis. RMJ. 2014;22(26):1903-1907. (In Russ.) Available at: https://www.rmj.ru/articles/otorinolaringologiya/Ispolyzovanie_intranazalynyh_preparatov_v_lechenii_bolynyh_ostrym_infekcionnym_rinitom.
4. Kochetkov P.A., MeTtel' I .Yu. Prevention and treatment of acute viral infections of the upper respiratory tract and their bacterial complications. RMJ. 2016;(4):231-235. (In Russ.) Available at: https://www.rmj.ru/articles/otorinolaringologiya/Profilaktika_i_lechenie_ostryh_virusnyh_infekciyverh-nih_dyhatelynyh_putey_i_ih_bakterialynyh_osloghneniy.
5. Lopatin A.S., Svistushkin V.M. Acute rhinosinusitis: etiology, pathogenesis, diagnostics, and treatment: clinical recommendations. Moscow; 2009. 25 p. (In Russ.) Available at: https://medi.ru/info/5491/#cslm_anch.