Effects of sildenafil citrate on pancreatic and lung complications in an experimental L-arginine-induced acute pancreatitis model - Gulturk, Baris; Bozdag, Ahmet; Ayten, Refik; Cetinkaya, Ziya; Kirkil, Cuneyt; Aygen, Erhan; Ustundag, Bilal; Ozercan, Hanifi (Gastroenterology Review/Przegląd Gastroenterologiczny, 2021)