40 - Changes in referred urinary symptoms and urodynamic at high altitudes. Results from an expedition to the Ev-K2 pyramid in the Himalayan region oleh Vittore Verratti, Danilo Migliorelli, Sofia Bonan, Maria Teresa Aguagnano, Michele D’Attilio, Bruna Lattanzi, Margherita Legnini, Selene Malvicino, Federica Romano, Riccardo Rua, Alberto Taverna, Simone Ferretti, Giorgia Rapacchiale, Suwas Bhandari, Ashish Shrestha, Luigi Schips, Vincenzo Li Marzi, Michele Marchioni