Jarosław Jarosławski, Dominik Tenczyński, Michał Kostro, Anna Żurakowska-Zadrożna, Wiktor Warda, Agata Klońska, Patrycja Trentkiewicz, and Rafał Rajski. 2025. “THE USE OF ULTRASOUND IN THE DIAGNOSIS OF FREE PLEURAL FLUID - A CASE STUDY AND LITERATURE REVIEW”. International Journal of Innovative Technologies in Social Science 3 (3(47). https://doi.org/10.31435/ijitss.3(47).2025.3769.