“…With regard to the country of origin, there is variability, in particular articles from the following countries: Australia (1), Brazil (9), United States of America (3), Greece (1), England (1), Iran (1), Ireland (2), Portugal (3) and Turkey (1). As for the methodology, only one of the articles is of a quantitative nature (40) ; also only one is of a theoretical nature (34) ; and three are literature reviews (30,33,41) . In 12 of the articles found, interviews are used, as a method of data collection, in isolation (10,28,35,39) or in conjunction with other forms, such as observation (18)(19)29,32,38) or focus group (36) .…”