We have published manuscripts affiliated to more than 32 countries. We respect the policy of the geographical diversity of authors. The name of the affiliated countries in alphabetic order is as follows: Argentina, Armenia, Brazil, China, Colombia, Croatia, Egypt, Germany, Greece, India, Iran, Italy, Lebanon, Lithuania, Mexico, New Zealand, Norway, Philipines, Poland, Portugal, Saudi Arabia, Serbia, Singapore, Spain, Sweden, Switzerland, Thailand, Turkey, Ukraine, United Arab Emirates, United Kingdom, and the United States. We provide complimentary free service to authors named as Presubmission Enquiries. In this case, the corresponding author may email an abstract and a cover letter to the editorial office. We will attempt to respond within one week regarding the suitability of proposed manuscript. The goal of Presubmission Enquiries is to make the statement that reasonably satisfies the measures detailed in the scope of the journal. This service can be presented usually to review articles prior to official submission. Peer-review Journals are continuously interacting with Indexing Services. The indexing process is completely dynamic. Therefore, the indexing contract may be extended or terminated at any time.