Szczęsna-Iskander , D., Muzyka-Woźniak , M. and Osęka , M. (2019) “The use of non-invasive and invasive diagnostic methods to evaluate the effectiveness of three artificial tear preparations in the treatment of dry eye syndrome”, OphthaTherapy. Therapies in Ophthalmology, 6(2), pp. 95-104. doi: 10.24292/01.OT.300619.05.