“…Forty-five (43.7%) authors reported the surgical background of the operating surgeon and his previous experience [ 26 , 31 , 33 , 45 , 47 , 48 , 49 , 50 , 51 , 52 , 53 , 54 , 55 , 56 , 57 , 58 , 59 , 62 , 64 , 67 , 69 , 76 , 77 , 79 , 83 , 84 , 85 , 86 , 87 , 88 , 89 , 90 , 91 , 92 , 94 , 96 , 99 , 102 , 103 , 104 , 105 , 106 , 108 , 109 , 110 ]. A structured training process of the surgical team on the adopted system was reported by 28 (27.2%) authors [ 26 , 40 , 47 , 48 , 49 , 51 , 52 ...…”