Countries included

One or more ONIX codes identifying countries included in the territory. Successive codes must be separated by spaces. Optional and non-repeating, but either <CountriesIncluded> or <RegionsIncluded> is mandatory in each occurrence of the <Territory> composite.

Format	One or more fixed-length codes based on ISO 3166-1, each consisting of two upper case letters, and with successive codes being separated by spaces. Suggested maximum length 750 characters. Note that ISO 3166-1 specifies that country codes shall be sent as upper case only
ReferenceName	<CountriesIncluded>
ShortTag	<x449>
Cardinality	0…1
Example	US CA