BC Children's Hospital, Vancouver, British Columbia, Canada
Tanta University, Faculty of Medicine, Tanta, Gharbia, Egypt
Red Cross War Memorial Children's Hospital, Cape Town, Western Cape, South Africa
Kumamoto Saishunso National Hospital, Kumamoto, Japan
Tottori University Hospital, Tottori, Japan
Osaka University Hospital, Yamadaoka, Japan
Hillel Yaffe Medical Center, Hadera, Israel