/diseases/charts/countries
/diseases/charts/countries
Returns **distinct country options** that appear in the **GIDEON chart catalog**, for building chart filters or autocompletes.
Each item has **`country_code`** (GIDEON code) and **`country`** (display name). Use these codes as **`countries`** on **`GET /diseases/charts`**. For the full global country list (not limited to charts), use **`GET /diseases/fingerprint/countries`**.
#### **Query parameters**
| Name | Required | Description |
| --- | --- | --- |
| `diseases` | No | Comma-separated disease ids; narrows to countries that have charts for those diseases. When omitted, all countries that appear anywhere in the chart catalog are returned (can be a long list). |
Authentication
Authorizationstring
API Key authentication via header
Query parameters
diseases
Optional comma-separated disease ids; limits countries to those that appear in chart metadata for those diseases.
Response
OK
data