Prognostic Significance of Lymph Node Examination by the OSNA Method in Lung Cancer Patients—Comparison with the Standard Histopathological Procedure oleh Josef Vodicka, Martin Pesta, Vlastimil Kulda, Katerina Houfkova, Bohuslava Vankova, Jakub Sebek, Martin Skala, Jakub Fichtl, Kristyna Prochazkova, Ondrej Topolcan