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This is to certify that your paper entitled «Comparing the Effects of Accelerated CXL in Progressive Keratoconus via Epithelium Removal and Trans-epithelial, using Daya Epithelium Disruptor: An RCT» was indexed with 1 pages, in the CIVILICA citation database, code COI:ACSOMED28_131, after evaluation and approval of the referees of the "XXVIII Annual Congress of the Iranian Society of Ophthalmology held in Tehran 2018.

While offering our congratulations on the indexation of your paper, please be informed that this certificate is prepared based on the information submitted by the secretariat of the above conference and the information contained in the CIVILICA database, and the accuracy of its content can be inquired at any time through link provided at the bottom of the page or scanning the code image.