Introducing I.T. in the district office : proposals arising from a study carried out in Southend Health District by Aslib Research and Consultancy in 1982 - Steering Group on Health Services Information (Department of Health and Social Security, Great Britain); NHS Computer Policy Committee (Department of Health and Social Security, Great Britain); King Edward's Hospital Fund for London (King's Fund Centre on behalf of the Steering Group and the Policy Committee, 2021)