Determination of the Non-Invasive Tear Break-Up Time Cut-Off Point for Diagnosis of Dry Eye Disease and Its Correlation with Other Dry Eye Tests. - Yalçındağ, Ece; Akıngöl, Ziya; Vurgun, Elif Bağatur; Turhan, Semra Akkaya; Toker, Ebru (Turkish Journal of Ophthalmology / Türk Oftalmoloji Dergisi, 2026)