quality_flag
https://w3id.org/hacid/data/cs/variables/cf/quality_flag <https://w3id.org/hacid/onto/data/Variable>
A variable with the standard name of quality_flag contains an indication of assessed quality information of another data variable. The linkage between the data variable and the variable or variables with the standard_name of quality_flag is achieved using the ancillary_variables attribute.
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quality_flag