. . . . . "recommended" . "not in ABCD" . . "2013-03-28" . . "Material Sample ID" . "An identifier for the MaterialSample (as opposed to a particular digital record of the material sample). In the absence of a persistent global unique identifier, construct one from a combination of identifiers in the record that will most closely make the materialSampleID globally unique." . "2013-09-26" .