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Trajectory of PubMed citations on aggressive behavior across three model species. Methods were adapted from Blanchard et al. (2003). We found the number of citations in response to the search terms “aggressive behavior AND mouse” (or “… AND rat” or “… AND hamster”). We binned the number of citation counts every 5 years starting from 1970. A, The number of cumulative citations since 1970. B, The number of citations within each 5 year bin.
