Study protocol of effectiveness of a biopsychosocial multidisciplinary intervention in the evolution of non-specific sub-acute low back pain in the working population: cluster randomised trial.
Rodriguez-Blanco T, Fernández-San-Martin I, Balagué-Corbella M, Berenguera A, Moix J, Montiel-Morillo E, Núñez-Juárez E, González-Moneo MJ, Pie-Oncins M, Martín-Peñacoba R, et al.
BMC Health Serv Res. 2010 Jan 12; 10:12. Epub 2010 Jan 12.
[BMC Health Serv Res. 2010]