Joslin Diabetes Center/Harvard Medical School
USA
PPD, part or Thermo Fisher Scientific
UK
University of the Witwatersrand
South Africa
Beijing University of Chinese Medicin
China
MOH, Najran Health Cluster
Saudi Arabia
Seoul National University Hospital
South Korea
Ministry of National Guard Health Affairs
Saudi Arabia
Rafsanjan University of Medical Sciences, Rafsanjan
Iran
Federal Research Institute for Health Organization, Russia
Russia
Saudi German Hospital , Aseer , KSA
Saudi Arabia