by Jimmy Lindberg | Jan 17, 2026 | Analysis, Case Study, In Depth, Validation
Abstract This editorial contains a validation summary of the age of American supercentenarian Delphia Welford, an African-American woman who was born in Okolona, Mississippi, USA on 9 September 1875 and died in Humboldt, Tennessee, USA on 14 November 1992, aged 117...
