World Urology Congress
Director, Wren Laboratories, USA
Ex-Director, renal unit at Ospedale Maggiore, Italy
Head of the urinary lithiasis and endourology group, ABC University Medical School, Brazil
Sechenov University, Russia
Regional Hospital. St. Padre Pio in Przemysl, Poland
University Hospital Southampton NHS Foundation Trust,, UK
MS Ramaiah medical college, India
Washington State University Elson S. Floyd College of Medicine, USA
A.T. Still University School of Osteopathic Medicine in Arizona, USA
Croydon University Hospital, UK
Fox Chase Cancer Center, USA
M.Gorky Donetsk National Medical University, DPR, Russian Federation , Russia
University of Medicine and Pharmacy at Ho Chi Minh city, Viet Nam
Manchester University NHS Foundation Trust, UK
University Hospitals of Derby and Burton, UK
Nottingham University Hospital, UK
Leeds Teaching Hospitals NHS Trust , UK
Ninewells Hospital and Medical School, UK
Northern Mindanao Medical Center, Philippines
Manchester Foundation Trust, UK
Manchester Royal Infirmary, UK