TY  - BOOK
AU  - Lovaasen,Karla R.
AU  - Schwerdtfeger,Jennifer
TI  - Workbook for ICD-9-CM Coding: theory and practice with ICD-10 
SN  - 9781455705498
PY  - 2012///
CY  - St. Louis, MO
PB  - Elsevier
KW  - Forms and Records Control
KW  - methods
KW  - International Classification of Diseases
ER  -