| Source Element | Usage | Target |
| ResearchDefinition.id | UseElementSameName | ResearchDefinition.id |
| ResearchDefinition.meta | UseElementSameName | ResearchDefinition.meta |
| ResearchDefinition.implicitRules | UseElementSameName | ResearchDefinition.implicitRules |
| ResearchDefinition.language | UseElementSameName | ResearchDefinition.language |
| ResearchDefinition.text | UseElementSameName | ResearchDefinition.text |
| ResearchDefinition.contained | UseElementSameName | ResearchDefinition.contained |
| ResearchDefinition.extension | UseElementSameName | ResearchDefinition.extension |
| ResearchDefinition.modifierExtension | UseElementSameName | ResearchDefinition.modifierExtension |
| ResearchDefinition.url | UseElementSameName | ResearchDefinition.url |
| ResearchDefinition.identifier | UseElementSameName | ResearchDefinition.identifier |
| ResearchDefinition.version | UseElementSameName | ResearchDefinition.version |
| ResearchDefinition.name | UseElementSameName | ResearchDefinition.name |
| ResearchDefinition.title | UseElementSameName | ResearchDefinition.title |
| ResearchDefinition.shortTitle | UseElementSameName | ResearchDefinition.shortTitle |
| ResearchDefinition.subtitle | UseElementSameName | ResearchDefinition.subtitle |
| ResearchDefinition.status | UseElementSameName | ResearchDefinition.status |
| ResearchDefinition.experimental | UseElementSameName | ResearchDefinition.experimental |
| ResearchDefinition.subject[x] | UseElementSameName | ResearchDefinition.subject[x] |
| ResearchDefinition.date | UseElementSameName | ResearchDefinition.date |
| ResearchDefinition.publisher | UseElementSameName | ResearchDefinition.publisher |
| ResearchDefinition.contact | UseElementSameName | ResearchDefinition.contact |
| ResearchDefinition.description | UseElementSameName | ResearchDefinition.description |
| ResearchDefinition.comment | UseElementSameName | ResearchDefinition.comment |
| ResearchDefinition.useContext | UseElementSameName | ResearchDefinition.useContext |
| ResearchDefinition.jurisdiction | UseElementSameName | ResearchDefinition.jurisdiction |
| ResearchDefinition.purpose | UseElementSameName | ResearchDefinition.purpose |
| ResearchDefinition.usage | UseElementSameName | ResearchDefinition.usage |
| ResearchDefinition.copyright | UseElementSameName | ResearchDefinition.copyright |
| ResearchDefinition.approvalDate | UseElementSameName | ResearchDefinition.approvalDate |
| ResearchDefinition.lastReviewDate | UseElementSameName | ResearchDefinition.lastReviewDate |
| ResearchDefinition.effectivePeriod | UseElementSameName | ResearchDefinition.effectivePeriod |
| ResearchDefinition.topic | UseElementSameName | ResearchDefinition.topic |
| ResearchDefinition.author | UseElementSameName | ResearchDefinition.author |
| ResearchDefinition.editor | UseElementSameName | ResearchDefinition.editor |
| ResearchDefinition.reviewer | UseElementSameName | ResearchDefinition.reviewer |
| ResearchDefinition.endorser | UseElementSameName | ResearchDefinition.endorser |
| ResearchDefinition.relatedArtifact | UseElementSameName | ResearchDefinition.relatedArtifact |
| ResearchDefinition.library | UseElementSameName | ResearchDefinition.library |
| ResearchDefinition.population | UseElementSameName | ResearchDefinition.population |
| ResearchDefinition.exposure | UseElementSameName | ResearchDefinition.exposure |
| ResearchDefinition.exposureAlternative | UseElementSameName | ResearchDefinition.exposureAlternative |
| ResearchDefinition.outcome | UseElementSameName | ResearchDefinition.outcome |