“…this resulted in a total of 32 groups that were examined in the meta-analysis (Anderson & Winkler, 2007;Burckhardt, Clark, O'Reilly, & Bennett, 1997;Castel, Salvat, Sala, & Rull, 2009;Creamer, Singh, Hochberg, & Berman, 2000;Edinger, Wohlgemuth, Krystal, & Rice, 2005;Falcao et al, 2008;Fors & Gotestam, 2000;Garcia et al, 2006;Kroese et al, 2009;Lera et al, 2009;Lumley et al, 2008;Menzies & Kim, 2008;Menzies, Taylor, & Bourguignon, 2006;Nicassio et al, 1997;Nielson et al, 1992;Sephton et al, 2007;Shapiro, Anderson, & Danoff-Burg, 2005;Singh, Berman, Hadhazy, & Creamer, 1998;Suman et al, 2009;Thieme et al, 2006;Thieme et al, 2003;van Koulil et al, 2010;Vazquez-Rivera et al, 2009;Vlaeyen et al, 1996;Wigers et al, 1996;Williams et al, 2002). …”