{
  "package" : "us.nlm.vsac@0.21.0",
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  "system" : "https://www.cdc.gov/nhsn/cdaportal/terminology/codesystem/cdcnhsn.html",
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  "ancestors" : {
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  "display" : "Number of units transfused: Red Blood Cells: Whole blood-derived: Riboflavin-treated",
  "version" : "2023-04"
}