F. Graef

Increasing grades of frontal deformities in knee osteoarthritis are not associated with ligamentous ankle instabilities

C. Perka, C. Gwinner, H. Hommel, 2022, Knee Surgery, Sports Traumatology, Arthroscopy.

Increasing grades of frontal deformities in knee osteoarthritis are not associated with ligamentous ankle instabilities

C. Perka, C. Gwinner, H. Hommel, 2022, Knee Surgery, Sports Traumatology, Arthroscopy.

Simple mastoid operation and some functional results

F. Graef, 1936 .