01052
Date/time Study Phase Began
1997-07-11
Definition: This field contains the date the patient began this phase interval. The time is optional.
Length≤26
2 components
| 1 | O | - | time of an event | |
| 2 | O | - | degree of precision |
| 1 | O | - | time of an event | |
| 2 | O | - | degree of precision |