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. Author manuscript; available in PMC: 2022 Oct 20.
Published in final edited form as: Prog Neurobiol. 2021 Aug 14;206:102140. doi: 10.1016/j.pneurobio.2021.102140

Fig. 1. Mention of the keyword “sleep” in studies on rapid-acting antidepressants published between 2009 and 2019.

Fig. 1.

A) A temporal overview of the whole dataset demonstrating counts for the keyword “sleep” in preclinical (n = 1183; left) and clinical (n = 2332; right) research papers. B) Citation count distribution in the dataset approximately follows the inverse-square power law—only a small fraction of all articles receives significant attention in the field.