| parent | EYE.ERG.NEI | LP203648-3 |
| child | a-wave amplitude | Left retina | NEI eyeGENE electroretinogram | LP406713-0 |
| child | a-wave amplitude | Right retina | NEI eyeGENE electroretinogram | LP406714-8 |
| STATUS | ACTIVE |
| PartDisplayName | en-US | a-wave amplitude |
| DisplayName | en-US | a-wave amplitude |
LOINC Version: 2.78