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. PIA [Internet]. 2024Sep.25 [cited 2025Apr.3];8(2):201-6. Available from: http://pia.pulmoalerg.lt/index.php/PIA/article/view/1490