1. Abdus Salam School of Mathematical Sciences, Government College University, Lahore, Pakistan
2. Office of Research, Innovation and Commercialization, University of Management and Technology, Lahore, Pakistan
3. Department of Mathematics, University of Management and Technology, Lahore, Pakistan
4. Department of Mathematics and Statistics, International Islamic University Islamabad, Islamabad, Pakistan
5. Department of Mathematics, Cankaya University, 06790 Etimesgut, Ankara, Turkey
6. Department of Medical Research, China Medical University Hospital, China Medical University, Taichung, Taiwan