assay Bacterial bacteriophage typing Damion Dooley http://phinvads.cdc.gov/vads/http:/phinvads.cdc.gov/vads/ViewCodeSystemConcept.action?oid=2.16.840.1.113883.6.96&code=22642004 An assay for detecting bacteria by subjecting them to strain-specific bacteriophages. https://en.wikipedia.org/wiki/Phage_typing http://snomed.info/sct/900000000000207008 requires discussion