Freystaetter, G., Fischer, K., Orav, E. J., Egli, A., Theiler, R., Münzer, T., . . . Bischoff‐Ferrari, H. A. (2020). Total Serum Testosterone and Western Ontario and McMaster Universities Osteoarthritis Index Pain and Function Among Older Men and Women With Severe Knee Osteoarthritis. Arthritis Care Res (Hoboken).

Freystaetter, Gregor, Karina Fischer, Endel J. Orav, Andreas Egli, Robert Theiler, Thomas Münzer, David T. Felson, و Heike A. Bischoff‐Ferrari. "Total Serum Testosterone and Western Ontario and McMaster Universities Osteoarthritis Index Pain and Function Among Older Men and Women With Severe Knee Osteoarthritis." Arthritis Care Res (Hoboken) 2020.

Freystaetter, Gregor, et al. "Total Serum Testosterone and Western Ontario and McMaster Universities Osteoarthritis Index Pain and Function Among Older Men and Women With Severe Knee Osteoarthritis." Arthritis Care Res (Hoboken) 2020.