Pinehurst Surgical Clinic, Pinehurst, North Carolina, United States
Hartford Hospital, Hartford, Connecticut, United States
MedStar Health Research Institute, Columbia, Maryland, United States
Orthopaedic Institute of Western Kentucky, Paducah, Kentucky, United States
Tennessee Orthopaedic Alliance, Nashville, Tennessee, United States
University of Washington, Seattle, Washington, United States
Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania, United States
Kansas Spine and Specialty Hospital, Wichita, Kansas, United States
Justin Parker Neurological Institute, Boulder, Colorado, United States
Szegedi Tudomanyegyetem (10), Szeged, Hungary
Debreceni Tudomanyegyetem (12), Debrecen, Hungary
Charite Universitätsmedizin (01), Berlin, Germany
SRH Klinikum Karlsbad-Langensteinbach (04), Karlsbad, Germany
Institutul Naţional de Diabet, Nutriţie şi Boli Metabolice "Prof. Dr. N. C. Paulescu" (42), Bucharest, Romania
Interní klinika 2. Lékařské fakulty UK a FN Motol, Fakultní nemocnice Motol (22), Praha, Czech Republic
Hungary (55), Nyiregyhaza, Hungary
Hungary (53), Pecs, Hungary
Romania (58), Bucharest, Romania
Universitätsklinik für Plastische Chirurgie und Schwerbrandverletzte, Bochum, Germany