Paul Julian Weindling, Darwinism and social Darwinism in Imperial Germany: the contribution of the cell biologist Oscar Hertwig (1849–1922), Forschungen zur Neueren Medizin-und Biologiegeschichte 3, Stuttgart and New York, Gustav Fischer, 1991, pp. 355, illus., DM 148.00 (3-437-11305-4).
Medical history