Oliveira, C. B. S. d., Franco, M. R., Maher, C. G., Tiedemann, A., Silva, F. G., Damato, T. M. d. M., . . . Pinto, R. Z. d. A. (2018). The efficacy of a multimodal physical activity intervention with supervised exercises, health coaching and an activity monitor on physical activity levels of patients with chronic, nonspecific low back pain (Physical Activity for Back Pain (PAyBACK) trial): Study protocol for a randomised controlled trial.

Oliveira, Crystian Bitencourt Soares de, Márcia Rodrigues Franco, Christopher Gerard Maher, Anne Tiedemann, Fernanda Gonçalves Silva, Tatiana Machado de Mattos Damato, Michael Nicholas, Diego Giulliano Destro Christofaro, and Rafael Zambelli de Almeida Pinto. The Efficacy of a Multimodal Physical Activity Intervention With Supervised Exercises, Health Coaching and an Activity Monitor On Physical Activity Levels of Patients With Chronic, Nonspecific Low Back Pain (Physical Activity for Back Pain (PAyBACK) Trial): Study Protocol for a Randomised Controlled Trial. 2018.

Oliveira, Crystian Bitencourt Soares de, et al. The Efficacy of a Multimodal Physical Activity Intervention With Supervised Exercises, Health Coaching and an Activity Monitor On Physical Activity Levels of Patients With Chronic, Nonspecific Low Back Pain (Physical Activity for Back Pain (PAyBACK) Trial): Study Protocol for a Randomised Controlled Trial. 2018.