Essam M Ahmed* Author Affiliations Department, National Research Center, Egypt Received: May 23, 2022 | Published: June 02, Corresponding author: Ahmed, DOI: 10.26717/BJSTR.2022.44.007027

Nadeem Ahmed N* Author Affiliations Healthcare Business Consultant and Emergency Physician, Jamshedpur, India Received: January 21, 2021 | Published: 29, Corresponding author: Ahmed, DOI: 10.26717/BJSTR.2021.33.005415