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Purpose of Human Readable Reference Sets

IHTSDO SNOMED International specify a recommended format for human-readable reference sets to

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The '_'-symbol is used as a prefix in front of a self-determined string. I.e the string can be any term which make sense for the actual situation, e.g. '_comment' can be used to allow reviewers to provide a comment to the specific attribute, or '_alternatives' may be used to suggest alternative members or member values, which can be used for proposals as part of a review process while the refset is under development.

IHTSDO SNOMED International recommends two uses of the '_'-symbol:

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