| Relations |
| Name | Type | Begins | Ends |
 | association | 8.1.1
Birth of the twins | Obstetrical nurse |
| | association | Obstetrical nurse | Health Service Event #1
Birth of the Twins |
| | association | Obstetrical nurse | Health Service Event #4
Complete obstetrical record |
| Completes her
record of the events | association | Obstetrical nurse | Updated with the
obstetrical events |
| Enters event
information | association | Obstetrical nurse | Updated with the
obstetrical events |
| Enters the patient’s
identification
information | association | Obstetrical nurse | Searches locally
and
finds the patient |
| Enters the patient’s
identification
information | association | Obstetrical nurse | Searches locally
and
finds the patient |