1. Across the centuries: piecing together the anatomy of the heart;Roberts;Transl. Res. Anat.,2019
2. Galen's System of Physiology and Medicine;Siegel,1968
3. The origin of the heart beat: a tale of frogs, jellyfish, and turtles;Fye;Circulation,1987
4. Controversies concerning the anatomical definition of the conduction tissues;Anderson;Anat. Rec. Part B: The New Anatomist,2004
5. A History of the Heart and the Circulation. A History of the Heart and the Circulation;Willius,1948