tidy: add readme about where ccs data/schema are

alistairewj · alistairewj · commit 96d7ec77c51c · 2023-01-15T15:14:51.000-05:00
diff --git a/mimic-iii/concepts/diagnosis/README.md b/mimic-iii/concepts/diagnosis/README.md
@@ -0,0 +1,4 @@
+# ccs_dx
+
+The `ccs_multi_dx.csv.gz` data file must be uploaded to `physionet-data.mimiciii_derived.ccs_multi_dx`.
+The data file is available in [../concepts_postgres/diagnosis](../concepts_postgres/diagnosis). The BigQuery schema definition is available in this folder as [ccs_multi_dx.json](/ccs_multi_dx.json).
