“…Disparities in cancer treatments have been shown in many countries (Byers et al, 2008;Dejardin et al, 2005;Eaker et al, 2009;Gori et al, 2010;Halmin et al, 2008;Haynes, Pearce & Barnett, 2008;Jones et al, 2008;Lejeune et al, 2010;Maddison, Asad, & Urquhart, 2011;Olver, Marine, & Grogan, 2011;Rosato et al, 2009;Siminoff & Ross, 2005). Influence of socioeconomic determinants on cancer treatment has been demonstrated (Mackenbach et al, 2008;Merletti, Galassi, & Spadea, 2011;Morimoto, Coalson, Mowat, & O'Malley, 2010;Senior, 2009).…”