| Name | Label | Concept | Required | Attribute of | Limit | Predicate Type | Group | |
|---|---|---|---|---|---|---|---|---|
| 1 variable | ||||||||
| B21002_012MA | Annotation of Margin of Error!!Total!!World War II, no Korean War, no Vietnam Era | PERIOD OF MILITARY SERVICE FOR CIVILIAN VETERANS 18 YEARS AND OVER | not required | B21002_012E | 0 | string | B21002 | |