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Allelic frequencies of the multiplex cfDNA RMs L1-L4 detected by ddPCR and NGS. (A) The multiplex cfDNA RMs L1; (B) the multiplex cfDNA RMs L2; (C) the multiplex cfDNA RMs L3; and (D) the multiplex cfDNA RMs L4. Data was shown as means±SD. Each test was performed in triplicate independently.
