Q. ul Ain, O. Zafar, I. Basit, and M. Awan, “Comparison of Corneal Stromal Demarcation Line Depth in Epi-off and Epi-on Corneal CrossLinking Using Anterior Segment Optical Coherence Tomograph”, Pak Armed Forces Med J, vol. 72, no. 6, pp. 1886–90, Dec. 2022, doi: 10.51253/pafmj.v72i6.3169.