*ExistConditions>
#ExistStability>Stability (collection to initiation of testing): After separation from cells: Ambient: Unacceptable; Refrigerated: 1 week; Frozen: 6 months
*ExistStability>
*ExistSpecRequirements>
#ExistRefRangeSet>
Reference Interval:
#ExistRefRange>Less than or equal to 1.0 U/mL
*ExistRefRange>