/diseases/{disease_code}/distribution/{country_code}/related_notes

Returns **navigation hints** for “nearby” content that shares the same **country** or the same **disease**: - **`related_diseases`**: other diseases explicitly linked to the path disease **that also have a distribution note for this country**. Each item includes **`disease_code`**, resolved **`disease`** name, and an **`href`** to **`GET /diseases/{disease_code}/distribution/{country_code}/notes`** (same `country_code` as in the request). - **`related_countries`**: territories or partner jurisdictions linked to the path country **that also have a note for this disease**. Each item includes **`country_code`**, resolved **`country`** name, and an **`href`** to **`GET /diseases/{disease_code}/distribution/{country_code}/notes`** (same `disease_code` as in the request). Either array may be empty when nothing qualifies. #### **Path parameters** | Name | Description | | --- | --- | | `disease_code` | GIDEON disease id. | | `country_code` | GIDEON country code. | #### **Query parameters** None. #### **Success response** `{ "data": { "related_diseases": [ … ], "related_countries": [ … ] } }` #### **Errors** | HTTP status | When | | --- | --- | | **400** | `{ "message": "Invalid disease or country id." }` when the lookup cannot be completed. |