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Johnson MA, Hollingsworth R, Fortna S, Aristizábal LF, Manoukis NC.Johnson MA, et al. Among authors: aristizabal lf.J Vis Exp. 2018 Mar 19;(133):57204. doi: 10.3791/57204.J Vis Exp. 2018.PMID: 29608152Free PMC article.