Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Exclusion criteria
| ID | Criteria |
|---|---|
| EC1 | Duplicate publication. |
| EC2 | Publication is not a full-length article. |
| EC3 | Study not published in a peer-reviewed journal with JCR Impact Factor, in conference proceedings, or in a book chapter/section. |
| EC4 | Study published before 2015. |
| EC5 | Publication not written in English. |
| EC6 | Study without empirical results obtained from an industrial case-study. |
