The authors retain the copyright of the content and grant the magazine the right to be the first to publish the article. This publication will be made under license, which allows others to share and reproduce the contents as long as the original authorship in this magazine is acknowledged and quoted.
All Published work is licensed under a Creative Commons Attribution 4.0 International License
Copyright © 2019 All rights reserved. iMedPub LTD Last revised : August 16, 2019