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This is to certify that your paper entitled «Optimization of fluoride in water using alum with response surface methodology» was indexed with 9 pages, in the CIVILICA citation database, code COI:JR_HMJ-19-5_011, after evaluation and approval of the referees of the "Hormozgan Medical Journal Vol 19, Issue 5 , Year 2024.

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 journal 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.