00520nam 2200169z- 450 9910693728603321(CKB)4970000000052017(EXLCZ)99497000000005201720240129c2003uuuu -u- -engSocial security numbers : ensuring the integrity of the SSNWashington, D.CSocial Security NumbersDOCUMENT9910693728603321Social security numbers : ensuring the integrity of the SSN3877794UNINA