{"id":"https://openalex.org/keywords/leeches","display_name":"leeches","description":"Leeches are segmented annelid worms, many of which feed on blood or other animal fluids in aquatic or damp environments.","display_name_alternatives":["Hirudinea","leech"],"ids":{"openalex":"https://openalex.org/keywords/leeches","wikidata":"https://www.wikidata.org/wiki/Q43012"},"primary_topic":{"id":"https://openalex.org/T13767","display_name":"Leech Biology and Applications","score":0.4701,"subfield":{"id":"https://openalex.org/subfields/2736","display_name":"Pharmacology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T13767","display_name":"Leech Biology and Applications","score":0.4701,"subfield":{"id":"https://openalex.org/subfields/2736","display_name":"Pharmacology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"works_count":7098,"cited_by_count":63316,"works_api_url":"https://api.openalex.org/works?filter=keywords.id:keywords/leeches","updated_date":"2026-10-21T04:06:17","created_date":"2026-09-30T00:00:00"}