TY - BOOK ED - American Medical Association. TI - CPT 2021 professional edition SN - 9781640160491 U1 - 610.148 AME PY - 2020///] CY - [Chicago, IL] : PB - American Medical Association KW - Medicine - Terminology - Code numbers KW - Health insurance claims--Code numbers KW - Medical claims processing industry--Code numbers N1 - Includes index ER -