Staphylococcus aureus (. ) is a bacterium that commonly colonises human skin and mucosa without causing any problems. It can also cause disease, particularly if there is an opportunity for the bacteria to enter the body, for example through broken skin or a medical procedure.
Structure of Social Security Numbers. A Social Security Number (SSN) consists of nine digits, commonly written as three fields separated by hyphens: AAA-GG-SSSS. The first three-digit field is called the area number. The central, two-digit field is called the group number. The final, four-digit field is called the serial number.
This authority was broadened in 1961 by 26 USC 6109. An EIN is usually written in the form 00-0000000 whereas a Social Security Number is usually written in the form 000-00-0000 in order to differentiate between the two. There are EIN Decoders on the web that can identify in what state the company registered the EIN.