Longevity — Audiobooks
The Bacillus of Long Life
by Loudon M. Douglas
The Prolongation of Life: Optimistic Studies
by Elie Metchnikoff
Old Age Deferred
by Arnold Lorand
A vénülés elhárítása és az élet meghosszabbítása
by Arnold Lorand
Veien til Skjønhed, Sundhed og et Langt Liv
by Boyd Laynard
Some Medical Aspects of Old Age
by Sir Humphry Davy Rolleston