Invasive measurement of portal hypertension in the hemodynamics laboratory as an important element of qualification for the treatment of esophageal varices: A single-center experience. - Bojko, Krystian; Kern, Adam; Arłukowicz, Tomasz; Gromadziński, Leszek; Górny, Jerzy; Onichimowski, Dariusz; Jalali, Rakesh; Kabziński, Damian; Zarzecki, Artur; Bil, Jacek (Polish Annals of Medicine, 2021)