Effectiveness and Cost-Effectiveness of a Stratified Blended Physiotherapy Intervention Compared With Face-to-Face Physiotherapy in Patients With Nonspecific Low Back Pain: Cluster Randomized Controlled Trial

Effectiveness and Cost-Effectiveness of a Stratified Blended Physiotherapy Intervention Compared With Face-to-Face Physiotherapy in Patients With Nonspecific Low Back Pain: Cluster Randomized Controlled Trial

Authors of this article:

Tjarco Koppenaal^{1, 2, 3} ;   Johanna M van Dongen^{4, 5} ;   Corelien JJ Kloek^{2, 6} ;   Remco M Arensman^{2, 3} ;   Cindy Veenhof^{2, 3, 6} ;   Martijn F Pisters^{1, 2, 3} ;   Raymond WJG Ostelo^{5, 7}