For citations:

Kumar V., Frolov M.A., Dushina G.N., Bozhok E.V. Effectiveness of Kumar’s 2nd generation stainless steel spiral Schlemm’s canal expander in decreasing intraocular pressure in patients with primary open-angle glaucoma refractory to previous penetrating and non-penetrating glaucoma surgeries. National Journal glaucoma. 2015;14(3):39-48. (In Russ.)