Ingenix. (2007). Encoder pro: Essential CPT, ICD-9-CM and HCPCS code lookup and reference software. Ingenix.
Chicago Style CitationIngenix. Encoder Pro: Essential CPT, ICD-9-CM and HCPCS Code Lookup and Reference Software. Ingenix, 2007.
MLA CitationIngenix. Encoder Pro: Essential CPT, ICD-9-CM and HCPCS Code Lookup and Reference Software. Ingenix, 2007.
Warning: These citations may not always be 100% accurate.