“…In Sweden, discussions has for some time focused on the third proposed explanation [6]. Despite being a country of high welfare and with low inequities in the healthcare system [7], domestic reports have demonstrated that groups with low SES are treated to a less extent with the best treatment available than are groups with high SES [6]. It has also been suggested that low SES groups get less hours of rehabilitation [8],and studies from Sweden, Norway, and UK have further demonstrated that groups with low SES have less referrals by physicians [4,6,9,10].…”