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This is to certify that your paper entitled «Determination of prognostic role of platelet to lymphocyte ratio in predicting the severity of coronary disease, severity of left ventricular systolic dysfunction and hospital mortality in patients with acute coronary syndrome, admitted to Taleqani Hospital in Urmia» was indexed with 17 pages, in the CIVILICA citation database, code COI:HCSCONF03_010, after evaluation and approval of the referees of the "Third International Conference on Health, Crisis and Safety 2021.

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.