Ankudavičius V. REVIEW OF FIVE YEARS OF CLINICAL DATA ON THE TREATMENT OF METASTATIC NON-SMALL CELL LUNG CANCER WITH PEMBROLIZUMAB AND CHEMOTHERAPY IN PD-L1 EXPRESSION-NEGATIVE PATIENTS [Internet]. PIA 2024 Sep.;8(2):201-206.[cited 2024 Oct. 28 ] Available from: http://pia.pulmoalerg.lt/index.php/PIA/article/view/1490