Code systems
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atc | 83 | 10 | Open | Formalized |
cis | 16 | 100 | Liberal | Formalized |
cnk | 10 | 100 | ||
cvc | 81 | 27 | Liberal | Structured |
cvx | 88 | 15 | Open | |
gt_standard | 1 | |||
infarmed | 7 | 98 | ||
nuva | 100 | 100 | Open | Regular, unstructured |
snomed-ct | 78 | 0 | Closed | Formalized |