2009AA Gold Standard Alchemy Source Information

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Notes

• Attributes included every discrete piece of information about a concept, an atom, or a relationship that is not part of the basic Metathesaurus concept structure or distributed in one of the relationship files.
• Attribute Names (ATN) are based on source documentation or NLMs understanding of the source.
• Sample attribute values (ATV) are provided for each ATN in the source.
• Sample data highlight examples of ATNs and Attribute Values (ATV) in MRSAT.RRF.
• See Appendix B.2 for a complete list of attribute names.
• See UMLS Documentation Section 2.7.1.3.5 for more information on MRSAT.RRF.

Sample Data