ESR1 and neoplasm: cell-free dna (17995.34, 1.0E-4); circulating tumor dna (7739.3, 1.0E-4); circulating cell-free dna (4809.94, 1.0E-4); circulating tumour dna (4683.08, 1.0E-4); estrogen receptor (4315.13, 1.0E-4)