Zubaidah, Tengku Siti Harilza, Rodiah Rahmawaty Lubis, and Lita Feriyawati. 2022. “Ferning and Schirmer Test 1 for the Detection of Grading Severity of Dry Eye Syndrome in Post Phacoemulsification Patients”. Folia Medica Indonesiana 58 (3):222-27. https://doi.org/10.20473/fmi.v58i3.34804.