| parent | 4-Hydroxybenzoate | LP36607-7 |
| child | 4-Hydroxybenzoate [Presence] in 24 hour Urine | 43733-5 |
| child | 4-Hydroxybenzoate [Presence] in Urine | 43732-7 |
| child | 4-Hydroxybenzoate/Creatinine [Molar ratio] in Urine | 47541-8 |
| PartDisplayName | en-US | 4-Hydroxybenzoate | Urine | Drug toxicology |
LOINC Version: 2.77
FHIR