“…At the end of the process, we included 66 retrospective case reports and 4 retrospective case series. According to the modified Newcastle–Ottawa Scale, 11 items were classified as low-quality [ 7 , 15 , 16 , 17 , 18 , 19 , 20 , 21 , 22 , 23 , 24 ], 34 as average-quality [ 25 , 26 , 27 , 28 , 29 , 30 , 31 , 32 , 33 , 34 , 35 , 36 , 37 , 38 , 39 , 40 , 41 , 42 , 43 , 44 , 45 , 46 , 47 , 48 , 49 , 50 , 51 , 52 , 53 , 54 , 55 , 56 , 57 , 58 ], and 25 as high-quality studies [ 4 , 10 , 59 , 60 , 61 …”