Impact of biliary drainage for unresectable pancreatic cancer treated with nanoliposomal irinotecan with fluorouracil and folinic acid: retrospective results from the NAPOLEON-2 study. - Nishikawa K; Otsuka T; Shimokawa M; Inagaki T; Komori A; Todaka A; Otsu S; Shibuki T; Nakazawa J; Arima S; Miwa K; Koga F; et al. (BMC cancer, 2025)