| parent | Hemoglobin | LP14449-0 |
| child | Free Hemoglobin | Body fluid | Hematology and Cell counts | LP392474-5 |
| child | Free Hemoglobin | Cerebral spinal fluid | Hematology and Cell counts | LP392475-2 |
| child | Free Hemoglobin | Plasma | Hematology and Cell counts | LP392476-0 |
| child | Free Hemoglobin | Serum | Hematology and Cell counts | LP392477-8 |
| child | Free Hemoglobin | Urine | Hematology and Cell counts | LP392478-6 |
| PartDisplayName | en-US | Hemoglobin.free |
| DisplayName | en-US | Free Hemoglobin |
LOINC Version: 2.77
FHIR