| parent | Gas flow | LP72623-9 |
| child | FEF 25-75% | Respiratory system | Respiratory measures and Ventilator management | LP408958-9 |
| child | FEF 25-75% | Respiratory system airway | Respiratory measures and Ventilator management | LP408959-7 |
| STATUS | ACTIVE |
| PartDisplayName | en-US | Gas flow at 25-75% of forced expiration |
| DisplayName | en-US | FEF 25-75% |
LOINC Version: 2.81