Reliability of urine drug screens: When should you consult ...

Jul 14, 2004 · urine. testing for the management of patients on opioid based pain medication. Testing will include both screening and confirmatory assays and will be performed either at the Elliot Hospital Laboratory or our primary reference laboratory, ARUP. Please note that the routine screening test (OPD6), performed at the Elliot Hospital Laboratory ... ................
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