{"PR":[{"Change":"Modification of remark part 2. (Remark part 2: No subdivisions relevant for this standard. Included also as a subdivision of the United States (US-PR)).","Date Issued":"2018-11-26","Description of Change":"","Source":"Online Browsing Platform (OBP) - https://www.iso.org/obp/ui/#iso:code:3166:PR."}]}