1. Application of topological concepts to the investigation of COVID-19 (modified) symptoms. Issue 7 (3rd October 2021) Authors: Zyarah, Ali Abd Alhussein; Salman, Zahrah Ismael; Hashim Al Hakeem, Mohammed Baqer; Al-Mothafar, Noora A.; Hussain, Ahmed Hadi Journal: Journal of interdisciplinary mathematics Issue: Volume 24:Issue 7(2021) Page Start: 1891 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗