Adenosquamous carcinoma coexisting with intraductal papillary mucinous neoplasm of the pancreas: a case report. - Sawai, Hirozumi; Kiriyama, Yuka; Kuzuya, Hiromasa; Fujii, Yoshiaki; Ueno, Shuhei; Koide, Shuji; Kurimoto, Masaaki; Yamao, Kenji; Matsuo, Yoichi; Morimoto, Mamoru; Koide, Hajime; Kamiya, Atsushi (Journal of Medical Case Reports, 2023)