Unusual presentation of high-grade neuroendocrine carcinoma of the urinary bladder with small-cell and large-cell features - Vasconcellos, Vitor Fiorin de; Trancoso, João Lapa Lima; Felipe-Silva, Aloisio; Simões, Angélica Braz; Santos Neto, Pedro José dos; Fugita, Oscar Eduardo Hidetoshi; Ono, Carla Rachel; Buchpiguel, Carlos Alberto (Autopsy and Case Reports, 2013)