| Level/ Type | Code | Display Name | Code System | 
                           
                              | 0‑L | C1135584 | Medical Subject Headings (Intellectual Product) | Unified Medical Language System | 
                           
                              | 0‑L | C1137110 | International Statistical Classification of Diseases and Related Health Problems,
                                    Tenth Revision (ICD-10) (Intellectual Product) | Unified Medical Language System | 
                           
                              | 0‑L | C1140263 | Medical Dictionary for Regulatory Activities Terminology (MedDRA) (Intelectual Product) | Unified Medical Language System | 
                           
                              | 0‑L | C1623497 | Systematized Nomenclature of Medicine Clinical Terms (Intellectual Product) | Unified Medical Language System | 
                           
                              | 0‑L | C0205394 | Other (Qualitative Concept) | Unified Medical Language System | 
                           
                              | 0‑L | C1556044 | Other - No Information (Idea or Concept) | Unified Medical Language System | 
                           
                              | 0‑L | C2348713 | Free Text Format (Qualitative Concept) | Unified Medical Language System | 
                           
                              | 0‑L | C2066349 | Free text for notes (Intellectual Product) | Unified Medical Language System | 
                           
                              | 
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