“…Educational measures appear to have no or even a negative effect (Heshmati and Engström, 2001;Frölich et al, 2004;Høgelund, 2003;Høgelund and Holm, 2005), whereas workplace based measures such as job training and adaptations of the working conditions are found to have positive effects (see overview articles of Krause et al, 1998;Krause and Lund, 2002).…”