**3. Results**

### **3.1 Search strategy and articles obtained**

A total of 371 articles were obtained from the databases (Scopus: 251, ScienceDirect: 118, and Scielo: 2) and 57 articles from the Google Scholar search engine. A total of 243 duplicate articles were deleted, resulting in a total of 185 articles subject to eligibility. After applying the inclusion and exclusion criteria, 34 articles were filtered out (**Figure 1**) see annex.
