{"prefix":"icd9","name":"International Classification of Diseases, 9th Revision","description":"The International Classification of Diseases (ICD) is designed to promote international comparability in the collection, processing, classification, and presentation of mortality statistics.","pattern":"^((\\d\\d\\d|V\\d\\d|E[8-9]\\d\\d)(\\.\\d{1,2})?)|(\\d{1,3}-\\d{1,3})$","uri_format":"http://www.icd9data.com/getICD9Code.ashx?icd9=$1","providers":[],"homepage":"https://www.cdc.gov/nchs/icd/icd9.htm","example":"277.9","example_extras":["401","401-405","995.81","E950","V15.01"],"license":"CC BY-ND 3.0 IGO","deprecated":false,"mappings":{"biolink":"ICD9","hl7":"2.16.840.1.113883.6.42","wikidata":"P493","wikidata.entity":"Q50018"},"synonyms":["ICD9","ICD9_2005","MTHICD9_2006"],"keywords":[],"references":["https://www.who.int/about/policies/publishing/copyright"],"publications":[],"appears_in":[],"depends_on":[],"namespace_in_lui":false,"comment":"Note that ICD9 codes representing mid-hierarchy relations, such as those in the form of XXX-YYY are not possible to resolve, but are useful and appear in many places that make xrefs to ICD9","contributor":{"name":"Charles Tapley Hoyt","orcid":"0000-0003-4423-4370","email":"cthoyt@gmail.com","github":"cthoyt"},"preferred_prefix":"icd9"}