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Value Set and Code System Information
| Code System Name | SNOMED-CT |
| Value Set Code | PHVS_ModifierOrQualifier_CDC |
| Value Set Name | Modifier or Qualifier |
| Value Set Version | 4 |
Value Set Concept Details
| Concept Code | 397441001 |
| Preferred Concept Name | % area reduction |
| Value Set Concept Status | Published |
| Value Set Concept Status Date | 02/09/2010 |
| Value Set Concept Description | |
| Sequence |
Code System Concept Details
| Code System Concept Name | Percentage area reduction (qualifier value) |
| Code System Concept Status | Published |
| Code System Preferred Concept Name | Percentage area reduction (qualifier value) |
| Date Created | 07/31/2003 |
| Date Revised | 07/31/2003 |