“…Thirty studies were qualitative studies [ 26 – 55 ], four were cross-sectional studies [ 56 – 59 ], one was mixed method study [ 60 ] and one was a secondary qualitative data analysis [ 61 ] (Table 1 ). Twenty two studies were conducted in North America [ 26 , 28 – 30 , 33 , 35 , 37 , 38 , 41 , 43 , 46 – 52 , 55 , 57 – 60 ], ten in Europe [ 31 , 32 , 34 , 39 , 40 , 44 , 45 , 54 , 56 , 61 ] and three in Australia/New Zealand [ 27 , 42 , 53 ].…”