01075
Event Onset Date/Time
1997-07-11
Definition: This field contains a report or best estimate of the date/time of onset of the event The date/time can be recorded to any level of precision it is known (hour, day, month, year).
Length≤26
2 components
| 1 | O | - | time of an event | |
| 2 | O | - | degree of precision |