Journal Pre-proof New aspects about Crimean-Congo hemorrhagic fever (CCHF) cases and associated fatality trends: A global systematic review and meta-analysis Hassan Nasirian PII: S0147-9571(20)30017-5 DOI: https://doi.org/10.1016/j.cimid.2020.101429 Reference: CIMID 101429 To appear in: Comparative Immunology, Microbiology and Infectious Diseases Received Date: 3 August 2019 Revised Date: 22 January 2020 Accepted Date: 24 January 2020 Please cite this article as: Nasirian H, New aspects about Crimean-Congo hemorrhagic fever (CCHF) cases and associated fatality trends: A global systematic review and meta-analysis, Comparative Immunology, Microbiology and Infectious Diseases (2020), doi: https://doi.org/10.1016/j.cimid.2020.101429 This is a PDF ﬁle of an article that has undergone enhancements after acceptance, such as the addition of a cover page and metadata, and formatting for readability, but it is not yet the deﬁnitive version of record. This version will undergo additional copyediting, typesetting and review before it is published in its ﬁnal form, but we are providing this version to give early visibility of the article. Please note that, during the production process, errors may be discovered which could affect the content, and all legal disclaimers that apply to the journal pertain. © 2020 Published by Elsevier.