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Hamm RF, Levine LD, Szymczak JE, Parry S, Srinivas SK, Beidas RS.Hamm RF, et al.BMC Med Res Methodol. 2023 Aug 29;23(1):195. doi: 10.1186/s12874-023-02010-7.BMC Med Res Methodol. 2023.PMID: 37644387Free PMC article.