“…Thus, we found 16 quantitative, correlational and cross-sectorial study, 18–33 9 quantitative, randomized control trial study, 34–42 1 quantitative, correlational and longitudinal study, 43 1 quantitative, scale translation and validation, 44 1 mixed study, quasi-experimental design protocol study, 45 1 qualitative with focus group (1 st phase) and interviews (2 nd phase), 46 1 qualitative, multi-site cross-sectional study, 47 1 quantitative, scale validation, 48 1 quantitative, randomized crossover design 49 and 1 quantitative case-control study. 50 Eight of these studies were carried out in the United States of America (USA), 19,26,31,40,47,50–52 7 in Norway, 20,21,27,34,43,45,48 5 in Finland, 22–25,28 3 in Holland, 32,35,44 2 in England, 30,39 1 in Australia, 38 1 in Thailand, 18 1 in Denmark, 36 1 in Belgium, 37 1 in Ireland, 29,46 1 in Canada, 53 1 in France 54 and 1 in Iran. 33…”