United Kingdom Health and Lifestyle Survey 1991-1992 - UK Data Service Health and Lifestyle Survey (HALS2): Seven-Year Follow-Up, 1991-1992 Survey: Household - Individual - Interview - Longitudinal GHDx Entry last modified on: Mar 3, 2022
United Kingdom Health and Lifestyle Survey 1984-1985 - UK Data Service Survey: Individual - Interview - Longitudinal GHDx Entry last modified on: Aug 5, 2021