1. Aging Research Center, Karolinska Institute, Solna, Sweden
2. Department of Electrical Engineering, University of Science and Technology Bannu, Bannu, Pakistan
3. Information & Computing Technology Division, College of Science and Engineering, Hamad Bin Khalifa University, Doha, Qatar
4. Department of Computer Science, University of Science and Technology Bannu, Bannu, Pakistan
5. School of Engineering, University for Development Studies, Tamale, Ghana
6. School of Computer Science and Engineering, University of Electronic Science and Technology of China (UESTC), Chengdu, China