Name: Block count exception
Description: Used to indicate cases where block count is not known.
This is a flat (unstructured) list which uses integers to represent categories or special values.
| Coding can be downloaded here as a tab-separated file. | 
Description: Used to indicate cases where block count is not known.
This is a flat (unstructured) list which uses integers to represent categories or special values.
| Coding can be downloaded here as a tab-separated file. | 
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| Coding | Meaning | 
|---|---|
| -1 | Data not accessible to main repository | 
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