Douglas E, Bell D. The relationship between loneliness, social isolation and health service usage in an older population: an example of administrative data linkage using Healthy Ageing In Scotland (HAGIS) and NHS records. IJPDS [Internet]. 2019 Nov. 22 [cited 2026 Oct. 22];4(3). Available from: https://ijpds.org/index.php/ijpds/article/view/1283