“…through the librarian search, 12 studies through the Google Scholar database, 3,16,22,29,31,34,35,[40][41][42][43][44] and 11 studies through manual search of reference. 14,15,[17][18][19][20][21][26][27][28]46 The publication language was Spanish in 1 study, 24 French in 1 study, 16 Japanese in 4 studies, 22,27,32,37 and English in the remaining studies. One publication was in an abstract form, 14 6 publications were reported as letters to the editor, 16,17,21,22,43,44 and all the remaining studies were full text articles.…”