| attribute | type | cardinality | unique | required | doc |
|---|---|---|---|---|---|
| cycle-length | long | one | Length of the drug cycle (in days) | ||
| drug | drug | one | The drug used in this regimen | ||
| freetext-drug | string | one | The drug used in this regimen in free text form | ||
| id | string | one | The id of the drug regimen | ||
| uid | [[* string]] | one | yes | Synthetic unique ID for this drug regimen |