
1) Traditional medicine
Found on
https://www.crosswordclues.com/clue/ichthyotherapy

Ichthyotherapy is the use of fish such as the garra rufa for cleaning skin wounds or treating other skin conditions. The name ichthyotherapy comes from the Greek name for fish – Ichthys. The history of such treatment in traditional medicine is sparsely documented. In a museum near the River Kwai, recording the privations of prison camps, a sketc...
Found on
http://en.wikipedia.org/wiki/Ichthyotherapy
No exact match found.