A multicenter prospective observational study for health assessment questionnaires EQ-5D-5L and G8 in unresectable advanced pancreatic cancer treated with first-line gemcitabine plus nab-paclitaxel therapy. - Hino K; Nishina T; Koizumi M; Marui K; Kokubu M; Numata Y; Imamura Y; Kanemitsu-Okada K; Otsuru T; Kuroda T; Ohno Y; Asagi A; et al. (International journal of clinical oncology, 2025)