Omar A., Jordan

Omar A., Jordan, March, 2017, Academic Hospital Augustinerinnen.

William E., USA

William E., USA, November 2018, University Hospital Saarland Homburg, Dr. med. Michel Al Ghazal.

Farid K., Jordan

Farid K., Jordan, September, 2016, Charite University Hospital Berlin, Prof. Dr. med. Bertram Wiedenmann.

Ali Abdurahman A., Saudi Arabia

Ali Abdurahman A., Saudi Arabia, April, 2017, Asklepios Childrens Hospital in Sankt Augustin, Prof. Dr. med. Boulos Asfour.

Mykhailo N., Ukraine

Mykhailo N., Ukraine, October 2018, Clinic for Molecular Orthopedics Duesseldorf, Priv.-Doz. Dr. Baltzer.

Hazem Mahmoud Samy M., Egypt

Hazem Mahmoud Samy M., Egypt, August, 2017, Preventicum.

Oksana K., Belarus

Oksana K., Belarus, March, 2017, Park-Clinic Weissensee, PD, Dr. med. Oliver Hauschild.

Boris T., USA

Boris T., USA, Marth, 2017, Academic Hospital Schwabing, Prof. Dr. med. Robert Ritzel.

Artavazd and Susambar, Armenia

Artavazd and Susambar, Armenia, November 2017, University Hospital Düsseldorf.

Tariq K., United Kingdom

Tariq K., United Kingdom, August 2018, University Hospital Saarland Homburg, Dr. med. Michel Al Ghazal.

William E., USA

William E., USA, November 2018, University Hospital Saarland Homburg, Prof. Dr. med. Samer Ezziddin.

William E., USA

William E., USA, November 2018, University Hospital Saarland Homburg, Dr. Winkler.

Aizaryk D., Kazakhstan

Aizaryk D., Kazakhstan, August, 2017, University Hospital Bonn, Dr. Petrak.

Irina K., Belarus

Irina K., Belarus, August, 2017, University Hospital Bonn, Prof. Dr. Finger.

Younis Talib Jalal S., Iraq

Younis Talib Jalal S., Iraq, August, 2017, Urological Private Practice, Prof. Dr. med. H. Schuldes.