Highlighting the importance of multidisciplinary approach: A rare case of primary periurethral poorly differentiated carcinoma oleh Kallirhoe Kalinderi, Michail Kalinderis, Konstantinos Linos, Georgios Salpigidis, Evangelos Papanikolaou, Maria Chalkidou, Antonios Mykoniou, Nikolaos Flaris, Konstantinos Papazisis, Apostolos Athanasiadis, Ioannis Kalogiannidis