Described are techniques for identifying samples processed in a laboratory
using harmonized identifier. A case identifier identifying a patient from
whom a specimen is collected is determined. A specimen identifier
associated with the specimen is determined. An entry for the specimen is
recorded in a data store where the entry being associated with the case
identifier and the specimen identifier. A harmonized specimen identifier
including the case identifier and the specimen identifier is formed. The
specimen is labeled with the harmonized specimen identifier.