In addition, the Emergency Medical Service Act obliges the Ministry of Health and Seivices every year. These research centres were established as part of the Clinical Research Support Project. The research centres are responsible for developing practice guidelines, which are made available on the website of the Korean Guideline Clearinghouse. Assessment is based on a broad range of indicators covering outcome, structure and process. The Korea Institute for Healthcare Accreditation (KOIHA) also conducts audits to ensure that agreed minimum standards are applied in hospital as part of the accreditation programme.