Psilopoulos D, Galanis P, Goulas S, Papanikolaou IS, Elefsiniotis I, Liatsos C, Sparos L, Mavrogiannis C.
Endoscopic variceal ligation vs. propranolol for prevention of first variceal bleeding: a randomized controlled trial. European journal of gastroenterology & hepatology. 2005;17(10):1111-1117.
Psilopoulos D, Galanis P, Goulas S, Papanikolaou IS, Elefsiniotis I, Liatsos C, Sparos L, Mavrogiannis C.
Endoscopic variceal ligation vs. propranolol for prevention of first variceal bleeding: a randomized controlled trial. European journal of gastroenterology & hepatology. 2005;17:1111–1117.