1. GSG International GmbH, Eichenstraße 12, 8808 Pfäffikon, Switzerland
2. IAF Radioökologie GmbH, Karpatenstraße 20, 01326 Dresden, Germany
3. Foundation University Islamabad, 44000 Islamabad, Pakistan
4. Isotope Production Division, Pakistan Institute of Nuclear Science and Technology (PINSTECH), P.O. Nilore Islamabad, 45650 Nilore, Pakistan