Old Age DeferredNote 378 — Chapter LVI · On the Prevention of Premature Old Age and on theTreatment of Old Age by Animal Extracts.Reading editionTeissier: Bull. Méd., No. 57, p. 617, 1907.◇Copy noteReturn to CHAPTER LVI. On the Prevention of Premature Old Age and on theTreatment of Old Age by Animal Extracts.