Population aging -- Social aspects -- United States. / https://id.loc.gov/authorities/subjects/sh2006002110 https://id.loc.gov/authorities/subjects/sh00002758 https://id.loc.gov/authorities/names/n78095330-781
Population aging -- United States -- Statistics. / https://id.loc.gov/authorities/subjects/sh2006002110 https://id.loc.gov/authorities/names/n78095330-781 https://id.loc.gov/authorities/subjects/sh99001414 : He, Wan,
2011
1
Population aging -- United States -- Statistics -- Periodicals. / https://id.loc.gov/authorities/subjects/sh2006002110 https://id.loc.gov/authorities/names/n78095330-781 https://id.loc.gov/authorities/subjects/sh99001414 https://id.loc.gov/authorities/subjects/sh99001647 : United States.
Population assistance -- United States -- Finance. / https://id.loc.gov/authorities/subjects/sh85104915 https://id.loc.gov/authorities/names/n78095330-781 https://id.loc.gov/authorities/subjects/sh2002007885 : United States.
Population biology -- Asia -- Congresses. / https://id.loc.gov/authorities/subjects/sh85104917 https://id.loc.gov/authorities/subjects/sh85008606-781 https://id.loc.gov/authorities/subjects/sh99001533