University Hospital Královské Vinohrady, Prague, Czechia
Shanghai children's medical center, Shanghai, Shanghai, China
Zhujiang hospital, Guangzhou, Guangdong, China
Prince of Wales Hospital, Hong Kong, Shatin, Hong Kong
Karbala university, Karbala, Iraq
Chest Department -Faculty of Medicine, Alexandria, Egypt
Obstetrics and Gynecology Hospital of Fudan University, Shanghai, Shanghai, China
State Institution "National Research Centre "Academician M. D. Strazhesko Institute of Cardiology, Kyiv, Ukraine