Buzzi Children's Hospital, Milan, Italy
Fondazione IRCCS San Gerardo dei Tintori, Monza, Italy
University Health Network, Toronto, Ontario, Canada
University Children's Hospital Zürich, Zürich, Zurich, Switzerland
Centre of Postgraduate Medical Education, SPSK im prof.W.Orłowskiego, Warsaw, Poland
University Medical Center Amsterdam, The Netherlands, Amsterdam, Netherlands
John Radcliffe Hospital, Oxford, Oxfordshire, United Kingdom
University of Texas MD Anderson Cancer Center, Houston, Texas, United States
Centre of Postgraduate Medical Education, SPSK im prof.W.Orłowskiego Warsaw, Warsaw, Poland
Ginekologiczno-Położniczy Szpital Kliniczny Uniwersytetu Medycznego im. K. Marcinkowskiego, Poznań, Poland
SPSK 2 Pomeranian Medical University, Szczecin, Poland
Helsinki and Uusimaa Hospital District, Helsinki University Hospital, Helsinki, Finland
South Karelia Central Hospital (EKSOTE, ALTEK), Lappeenranta, Finland
The University of Texas, MD Anderson Cancer Center, Houston, Texas, United States