SZT2 and neoplasm: The measurements carried out with ddPCR on the 14 confirmed mutations showed that 3 (COL1A2-rs773494330, ID = 696; SZT2-rs760370909, ID = 2324; DICER1-rs775912475, ID = 2829) could not be detected in tumor biopsies with ddPCR, whereas positive results were obtained for 11 mutations found in the biopsies of 7 patients (3 patients were positive for 1 mutation and 4 patients were positive for 2 mutations), as reported in Table 1.