Drozhzhyna, G.I., et al. “Tear Lactoferrin Concentration in Patients With Recurrent Herpetic Stromal Keratitis and Therapeutic Effect of Lacto Eyedrops in the Multicomponent Treatment for This Disorder”. Ukrainian Journal of Ophthalmology , no. 6, Dec. 2023, pp. 20-27, doi:10.31288/oftalmolzh202362027.