| Attribute | Type | Multiplicity | Description |
|---|---|---|---|
| Id | CompoundIdentifier | 1 | Unique identifier |
| Description | String | 0..1 | Description of the Work Item Operation |
| OperationType | OperationTypeEnum | 1 | The operation to perform 20150925: R. Andres Ferreyra (Unlicensed) created OperationTypeEnum enumeration. |
| PrescriptionId | Integer | 0.1 | A reference to the prescription to use for the work. The prescription format is assumed to allow multiple products, and to be split into multiple prescriptions by a plugin if needed. |
| ImplementId | Integer | 1 | A reference to the implement to use for the work |