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This is to certify that your paper entitled «Concurrent seroprevalence of the zoonotic diseases Q fever and brucellosis and their association with abortion in small ruminants from Medea province, northern Algeria» was indexed with 9 pages, in the CIVILICA citation database, code COI:JR_JZD-10-1_009, after evaluation and approval of the referees of the "Journal of Zoonotic Disease Vol 10, Issue 1 , Year 2026.

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.