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  1. The Limitations Of Online Surveys - PMC

    On-line surveys have gotten more and more common. There were 1682 PubMed hits for "[url=http://schlager-wiki.de/Benutzer:Walker3302]online survey[/url]" (search phrase entered with quotes) in 2016; this number increased to 1994 in 2016, 2425 in 2017, 2872 in 2018, and 3182 in 2019. On August 15, 2020, the variety of hits for 2020 was already 2742; when annualized, this number initiatives to 4387. In contrast, the expansion for the search term "meta-analysis" has been lower, from ...