Questionable Paper: COPD and stroke are systemic inflammation and oxidative stress the missing links . Clinical Science (London, England 1979). 2016
Questionable Journal: Clinical Science (London, England 1979) （Impact Factor of 4.654）
Original Paper：Recent advances in pre-clinical mouse models of COPD. Clin Sci (Lond). 2014 Feb 1
When using someone else’s work, you must indicate you have borrowed the idea by giving a citation. Besides, if a source’s exact words have to be copied, quotation marks must be given. However, verbatim copy of large sections of text (including a few sentences, whole paragraph, and several paragraphs) is moderate to most severe type of plagiarism whether or not that work is cited or quotation marks are used, even though the original sources are from author’s own publications.