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…showed last 75 words of 681 total…would not have known the gist of the study. This could have reduced the bias, and the assumptions made by the observers. The research group should have also stood independently from one another, to assure that independent observations were made. All in all, the study was performed well. With the exception of the information mentioned above, the authors met the criteria they were in search of, and wrote a well-organized and well thought out article.