S1504 Large Cell Neuroendocrine Carcinoma of the Gallbladder - Where Survival Is a Rare Entity!. (October 2020) - Dhruv, Samyak; Gurala, Dhineshreddy; Polavarapu, Abhishek; Agarwal, Anupma; Villanueva, Jocelyn D.; Mulrooney, Stephen