“…Our results showed that transfer tests have been more frequently used in the last four years than in the previous years [18,41,55,73,74,93,129,130,157,166,193,205,240,253,271]. However, we found that most of the articles did not report explicitly if the type of test was recall or transfer, only 38% of experiments reported it [11,18,41,49,55,73,74,93,119,129,130,145,157,166,180,193,205,240,253,257,271].…”