Closed iradche closed 7 years ago
http://ec.europa.eu/eurostat/ramon/nomenclatures/index.cfm?TargetUrl=LST_CLS_DLD_NOHDR&StrNom=CL_ICD9-CM&StrLanguageCode=EN
http://www.nber.org/data/icd-hcc-crosswalk-icd-rxhcc-crosswalk.html
http://ec.europa.eu/eurostat/ramon/nomenclatures/index.cfm?TargetUrl=LST_CLS_DLD_NOHDR&StrNom=CL_ICD9-CM&StrLanguageCode=EN