“…Del total de estudios analizados, 12 investigaciones se realizaron en Estados Unidos (Bartkus, Nemelka, Nemelka, & Gardner, 2012;Brown-Liburd, & Porco, 2011;Cheng & Zhao, 2007;Harris & Wise, 2012;Jones, Rush, Elmore, & White, 2014;Kiersma, Plake, & Mason, 2011;Kim & Bastedo, 2017;McGinley, Rospenda, Liu, & Richman, 2016;Nemanick & Clark, 2002;Rubin, Bommer, & Baldwin, 2002;Stuber, 2009;Toyokawa & Toyokawa, 2002) (figura 2).…”