[Purposes] This paper aims to analyze the effect of Baidu bidding ranking of 250 Chinese core medical periodicals'search results and provide suggestions to deal w ith the harm of false periodical websites.[Methods] On the basis of A Guide to Chinese Core Journals（2014 Edition）, 250 Chinese coremedical periodicalswere chosen as objects.The ranking position of core medical periodicals and the characteristic of false websites were investigated through “Baidu search”.[Findings] A total of 80 medical periodicals had certification official websites w ith the first rank in Baidu search results,which accounted for 32%.There were 170 medical periodicals ranked second and after,which accounted for 68%,17（6.8%）medical journals had no certification officialwebsites on the first search page.The deceptive“false officialwebsite” of 173 medical journals were accounted for 69%.[Conclusions] Chinese coremedical journals suffer from the Baidu bidding ranking system.Government, journal organizations,journals and authors are required tomake an effort.Journal alliance, identification know ledge of falsewebsites, awareness of rights should be effectivemeasures to deal w ith false officialwebsites ofmedical periodicals.
Ranking in competitive prices,
Chinese coremedical periodicals,
False official website