IMMUNIZATION INFO SOURCE (920.1)    FILE (1)

Name Value
NAME IMMUNIZATION INFO SOURCE
DESCRIPTION
Per VHA Directive, this file has been "locked down" by Data 
This file is a table of standard possible sources from which the
information about a particular immunization event was obtained. The data
in this file are derived from the CDC-defined Immunization Information
Source table (NIP001).
Standardization (DS). The file definition (i.e. data dictionary) shall  
not be modified. All additions, changes and deletions to entries in the
file shall be done by Enterprise Reference Terminology (ERT) using the
Master File Server (MFS), provided by the Common Services (CS). Creating
and/or editing locally defined fields in the file are not permitted. Use
of locally defined fields that were created prior to the VHA Directive
shall not be supported.