| parent | OB.US | LP7830-5 |
| child | Study observation.general 2nd trimester | Fetus | OB ultrasound | LP416325-1 |
| child | Study observation.general 2nd trimester | Fetuses | OB ultrasound | LP416326-9 |
| PartDisplayName | en-US | Study observation.general 2nd trimester |
| DisplayName | en-US | Study observation.general 2nd trimester |
LOINC Version: 2.77
FHIR