S. Kompayak, R. Puntumetakul, U. Karukunchit, P. Peungsuwan, and T. Kamonrat, “A comparative study of the effectiveness of the use of a back care pillow and a lumbar support, as an adjuvant physical therapy in patients with chronic non-specific low back pain”, Arch AHS, vol. 28, no. 2, pp. 165–176, Sep. 2016.