| parent | Single allergens | LP30729-5 |
| child | Hexahydrophthalic anhydride Ab.IgE | LP147599-7 |
| child | Hexahydrophthalic anhydride Ab.IgE.RAST class | LP228617-9 |
| PartDisplayName | en-US | Hexahydrophthalic anhydride |
| DisplayName | en-US | HHPA (Hexahydrophthalic anhydride) |
LOINC Version: 2.77
FHIR