A Content Analysis of Update: Applications of Research in Music Education (1989–2017).Published in:UPDATE: Applications of Research in Music Education, 2019, v. 38, n. 1, p. 55, doi. 10.1177/8755123319829193By:Silvey, Brian A.;Sims, Wendy L.;Pohlman, Gretchen;Regier, Bradley J.Publication type:Article