Columns
| Column | Type | Size | Nulls | Auto | Default | Children | Parents | Comments |
|---|---|---|---|---|---|---|---|---|
| IDENTIFIER | BIGINT | 19 | 0 |
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| SITE_NAME | VARCHAR | 255 | null |
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| PARTICIPANT_ID | BIGINT | 19 | √ | null |
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| MEDICAL_RECORD_NUMBER | VARCHAR | 255 | √ | null |
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