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This is to certify that your paper entitled «Consequence of cigarette and waterpipe smoking on hematological and biochemicalparameters: A cross-sectional survey of Bandare-Kong Cohort Study» was indexed with 1 pages, in the CIVILICA citation database, code COI:HUMS05_211, after evaluation and approval of the referees of the "5th Research congress of hormozgan medical sciences student held in Bandar Abbas 2023.

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.