SampleID SampleName Date_of_change AdditionalField1 Assay001 SMPL001 Sample_001 2019-10-15 B1 x SMPL002 Sample_002 2019-10-15 B2 SMPL003 Sample_003 2019-10-15 B3 x SMPL004 Sample_004 2019-10-15 B4