Michał Stanisław Romaniuk, Julia Groszewska, Daria Julia Makowska-Woszczyk, Agata Rapior, Patrycja Jagura, Kinga Lubomska, Jan Romaniuk, Agata Mytych, Marta Dziedziak and Łukasz Nosek 2026. TRANSTHYRETIN AMYLOIDOSIS - SYMPTOMS, DIAGNOSIS, TREATMENT - A SYSTEMIC REVIEW. International Journal of Innovative Technologies in Social Science. 1(49) (Jan. 2026). DOI:https://doi.org/10.31435/ijitss.1(49).2026.4548.