title: Alex Comfort (1920-2000) known and unknown. A personal account.
authors: Z A
authors: ZA
authors: Medvedev
mesh_terms: D000375:Aging; D000818:Animals; D004739:England; D005853:Geriatrics / Q000266:history*; D049673:History, 20th Century; D006801:Humans; D014481:United States