Fig. 1From: Potential predatory and legitimate biomedical journals: can you tell the difference? A cross-sectional comparisonFlow diagram of journal identification, selection, and inclusion in each study group. a Potential predatory journals identified from Beall’s list. b Presumed legitimate fully open access journals identified from PubMed Central including five purposely selected journals: PLOS Medicine, PLOS One, PLOS Biology, BMC Medicine, and BMC Biology. c Subscription-based journals identified from AIMBack to article page