The AAPC's ICD-10 implementation page: www.aapc.com/ICD-10 The AAPC's ICD-10 FAQ: www.aapc.com/ICD-10/faq.aspx AHIMA's ICD-10 website: www.ahima.org/icd10 The Centers for Medicare & Medicaid's ICD-10 overview: www.cms.gov/icd10 CMS' ICD-10 Quick Reference: www.cms.gov/icd10/downloads/icd-10quickrefer.pdf The ICD-10 Official Guidelines for Coding and Reporting 2010: www.cdc.gov/nchs/icd/icd10cm.htm