“…76,77 The articles were either qualitative studies (9/22;40.5%), [60][61][62]66,67,69,71,75,76 quantitative studies (8/22;36%) 12,58,63,64,68,70,72,74 or mixed methods studies (5/22;22.5%). 11,59,65,73,77 Half of them (11/22;50%) were conducted in the United States, 11,12,58,67,69,70,[72][73][74]76,77 six (6/22;27%) in Europe, 59,[64][65][66]68,71 two in Canada, 62,75 two in Asia 60,63 and one in Australia. 61 As to the studies' populations, eight studies (8/22;36%) focused on both residents and practicing physicians, 12,58,65-70 six (6/22;27%) only on residents, 11,59,[61]…”