TTM-based motivational counselling does not increase physical activity of low back pain patients in a primary care setting—A cluster-randomized controlled trial
2008 ◽
Vol 70
(1)
◽
pp. 50-60
◽
2005 ◽
Vol 53
(11)
◽
pp. 1951-1956
◽
2015 ◽
Vol 17
(7)
◽
pp. e184
◽