| Field | Value |
|---|---|
| Versioned Source Abbreviation | RCDAE_1999 |
| Source Official Name | Read thesaurus, American English Equivalents, 1999 |
| Short Name | Read Codes Am Engl |
| Family | RCD |
| Metathesaurus Insertion Version | 2000AA |
| Restriction Level | 3 |
| Language | ENG |
| Context Type | |
| License Contact | |
| Content Contact | |
| Citation | American English equivalent of the Clinical Terms Version 3 (Q1, 1999) Bethesda (MD) National Library of Medicine, UMLS project 1999 |