Frequently appears in professional and medical databases as a unique code. For instance, in some hospital "charge masters," it identifies specific medical tools like a diamond burr .
A document related to a Residential Assessment Ratio (RAR) or a Revenue Agent Report (RAR) , which are common in property tax grievances and IRS audits. 21716 rar
If you encountered this in an academic or administrative setting, it might be: Frequently appears in professional and medical databases as