Comparison of the impact of two physiotherapeutic methods on pain and disability in patients with non-specific low back pain: a controlled clinical pilot study - Špringrová, Ingrid; Krejčová, Anežka; Bendíková, Elena; Tomková, Šárka; Łubkowska, Wioletta; Mroczek, Bożena (Family Medicine & Primary Care Review, 2020)