ded:Definition: An element under geographicIdentifier that is a qualified
abbreviation of a region that is not expressed in country code. A
standards-based abbreviation of an administrative subdivision of a country. The
code elements may consist of a controlled vocabulary value such as the ones
defined in ISO 3166-2.
ded:Obligation: (Conditional) a geographicIdentifier must have a least one of
name, region, countryCode, subDivisionCode, or facilityIdentifier.
ded:Comment: This element can be used to describe such areas that are smaller
areas within countries, such as states or provinces. Acceptable values should
indicate code vocabularies from acceptable controlled vocabulary codes defining
sub divisions, such as the ISO 3166-2 that defines sub division codes.