| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group |
| Entire intervertebral symphysis between L6 and S1 | Is a | False | L6/S1 disc | Inferred relationship | Some | |
| Structure of nucleus pulposus of intervertebral disc of sixth lumbar vertebra (body structure) | Is a | True | L6/S1 disc | Inferred relationship | Some | |
| Structure of annulus fibrosus of intervertebral disc of sixth lumbar vertebra (body structure) | Is a | True | L6/S1 disc | Inferred relationship | Some |
This concept is not in any reference sets