“…Most (89.1%) LSRs were published in SCI journal. 16–21 , 23–44 , 46–51 , 53–57 , 59–69 , 73–79 The impact factor published in SCI journals ranged from 1.04 to 39.89, with an average of 11.72 and a standard deviation of 11.30. The impact factor of 64.1% studies was >5, 16–20 , 23 , 26 , 27 , 30 , 32 , 33 , 36 , 37 , 39–44 , 46 , 47 , 49–51 , 54–57 , 60–64 , 67–69 , 73–76 , 79 the impact factor of 17.2% studies was >15.…”