“…The workflow of study selection is summarized in Figure 1. A total of 86 records were identified by searching the databases; nine studies provided sufficient numerical data regarding the clinical outcomes and were therefore suitable for the MA (Andrades et al, 2014; Coroneos, Voineskos, Heller, & Avram, 2016; Denk et al, 1995; Heidekrueger, Ehrl, Heine‐Geldern, Ninkovic, & Broer, 2016; Medina et al, 2014; Momeni et al, 2017; Prade, Parrau, Seguin, Champin, & Alix, 2013; Pu, 2017; Stranix et al, 2018). Altogether, 15 articles could be included in the SR (Andrades et al, 2014; Chang, Lin, & Lai, 2007; Coroneos et al, 2016; Denk et al, 1995; Ducic, Brown, & Rao, 2011; Hanson et al, 2017; Heidekrueger et al, 2016; Medina et al, 2014; Momeni et al, 2017; Prade et al, 2013; Pu, 2017; Rozen, Whitaker, & Acosta, 2010; Sasson, Stofman, & Berman, 1994; Stranix et al, 2018; Yap, Constantinides, & Butler, 2006).…”