1. Adsay V, Jang KT, Roa JC, et al. Intracholecystic papillary-tubular neoplasms (ICPN) of the gallbladder (neoplastic polyps, adenomas, and papillary neoplasms that are ≥ 10 cm): clinicopathologic and immunohistochemical analysis of 123 cases. Am J Surg Pathol. 2012;36:1279–301.
2. Basturk O, Aishima S, Esposito I.Intracholecystic papillary neoplasm. In: WHO Classification of Tumours Editorial Board. World Health Organization classification of tumours. Digestive system tumours, 5th edn. Lyon: International Agency for Research on Cancer; 2019. p. 276–278.
3. Zen Y, Fujii T, Itatsu K, et al. Biliary papillary tumors share pathological features with intraductal papillary mucinous neoplasm of the pancreas. Hepatology. 2006;44:1333–43.
4. Nakanuma Y, Curado M-P, Franceschi S, et al. Intrahepatic cholangiocarcinoma. In: Bosman FT, Carneiro F, Hruban RH, Theise ND, editors., et al., World Health Organization classification of tumours of the digestive system. 4th ed. Lyon: International Agency for Research on Cancer; 2010. p. 217–24.
5. Chen TC, Nakanuma Y, Zen Y, et al. Intraductal papillary neoplasia of the liver associated with hepatolithiasis. Hepatology. 2001;34:651–8.