University of Coimbra
Portugal
Royal Bahrain hospital
Germany
Hospital Universitari Sagra Cor Barcelona
Spain
Universidade Lusófona-Centro Universitário de Lisboa
Portugal
The Human Relations Institute
UAE
Sun Yat-sen University
China
University of Tsukuba, Ibaraki
Japan
Hallym University
South Korea
The Human Relations Institute
UAE
University of Lübeck
Germany