TIZANIDINE IN THE MANAGEMENT OF MUSCULOSKELETAL PAIN, WITH PARTICULAR EMPHASIS ON BACK PAIN: MECHANISM OF ACTION, EFFICACY, SAFETY, AND CLINICAL USE – A LITERATURE REVIEW - Krystian Kaczmarek; Wiktoria Zawada; Zofia Jadwiga Leszczyńska; Vladyslav Romaniuk; Urszula Szuleta; Agnieszka Benecka; Jakub Pietrończyk; Alicja Benecka; Zuzanna Wieczorek; Iga Tartas; Natalia Prankiewicz (International Journal of Innovative Technologies in Social Science, 2026)