Biological and technical factors in the assessment of blood-based tumor mutational burden (bTMB) in patients with NSCLC oleh Kim Monkhorst, Daniel Klass, Milou Schuurbiers, Zhongyun Huang, Senglor Saelee, Manana Javey, Leonie de Visser, Daan van den Broek, Michel van den Heuvel, Alexander F Lovejoy