{"release":"2026.10.0","licence":"CC BY 4.0","attribution":"The Alliance for Cruelty Free Science and savethedogs.uk","resource":{"id":"english-longitudinal-study-of-ageing","name":"English Longitudinal Study of Ageing (ELSA)","short_names":["ELSA"],"custodian":"University College London","countries":["GB"],"regions":["GB-ENG"],"categories":["biobanks-cohorts","social-admin"],"description":"People aged 50+ in England, interviewed every two years since 2002; health, biomarkers, social and economic data.","data_types":["questionnaires","biosamples","genotyping"],"population_groups":["older-people"],"keywords":["ageing","dementia","cognitive decline","frailty","older adults","longitudinal"],"access_level":"registration","access_route":"Mostly via the UK Data Service.","eligibility":"Registered users.","cost":"free","has_samples":true,"has_genetic":true,"url":"https://www.elsa-project.ac.uk","replacement_relevance":"Human ageing data instead of ageing animal models.","status":"active","last_verified":null,"verified_by":"","source_note":"UK Human Data Resources for Research (Oct 2026)."}}