1. The Letters of Beethoven;Anderson,1961
2. Beethoven’s hair,;Martin,2000
3. The causes of Beethoven’s death and his locks of hair. A forensic-toxicological investigation;Reiter;Beethoven J.,2007
4. Beethoven’s death-the result of medical malpractice?;Reiter;Wien Med. Wochenschr.,2021
5. Ertaubte Beethoven an einer Pagetschen Krankheit?;Jesserer;Laryngo-Rhino-Otol.,1986