Bhaktikul, K.; Aroonsrimorakot, S.; Laiphrakpam, M.; Metadilogkul, O.; Konjengbam, S. Indicators of active ageing for sustainable development: A comparative insights of ageing elderlies from Chiang Mai (highland) and Nakhon Pathom (lowland) Provinces, Thailand. Interdiscip. Res. Rev. 2019, 14, 39-46.