Osimertinib and routine practice: the experience of the drug application in different clinical situations in case of metastatic non-small cell lung cancer with an EGFR mutation. Ca... oleh Sergey V. Orlov, Pavel L. Baldin, Natalia V. Diuzeva, Anastasia V. Krechetova, Aleksey A. Mordovskiy, Aleksandr N. Moskovchenko, Natalia E. Musaeva, Olga V. Romanchuk