| Name | Label | Concept | Required | Attribute of | Limit | Predicate Type | Group | |
|---|---|---|---|---|---|---|---|---|
| 1 variable | ||||||||
| DSRR002_COL2_R279A | Annotation of Daily Paper Self-Response Rate!!12/1/2020 | Daily Self-Response and Return Rates - Internet First | not required | DSRR002_COL2_R279 | 0 | string | DSRR002 | |