“Episodic memory and aging: Benefits of physical activity depend on the executive resources required for the task,” by Ilona Moutoussamy, Laurence Taconnat, Kristell Pothier, Lucette Toussaint, and Séverine Fay (PLoS ONE 17(2): e0263919. doi.org/10.1371/journal.pone.0263919, XML, HTML, and .pdf format, 14p.).
journals.plos.org/plosone/article?id=10.1371/journal.pone.0263919