“ANTIMICROBIAL IMMUNITY CONDITION IN PATIENTS WITH PURULENT MAXILLARY SINUSITIS”, J. V. N. Karazin Khark. Nat. Univ., Ser. Med., no. 15, pp. 110–114, Jul. 2015, Accessed: Oct. 25, 2026. Available: https://periodicals.karazin.ua/medicine/article/view/7019