MG Aslan, H Findik, M Okutucu, E Aydin,
Y Oruç… - Cornea, 2021 - journals.lww.com
Purpose: To evaluate the serum 25-hydroxy vitamin D, vitamin B12, and folic acid (FA) levels
in progressive and nonprogressive patients with keratoconus (KCN). Methods: Fifty-five …