Analysis of the results of invasive diagnostic procedures in patients referred to gynecologic department due to abnormal uterine bleeding - Soja, Malwina; Masternak, Martyna; Piwowarczyk, Iwona; Janas, Łukasz; Szyłło, Krzysztof; Nowak, Marek (Menopause Review/Przegląd Menopauzalny, 2020)