“…After the title and abstract screening, the duplicates were removed, and 39 articles remained for full-text analysis. After full-text analysis, 26 were eliminated: 13 for having insufficient radiographic data [ 18 , 21 , 34 , 35 , 36 , 37 , 38 , 39 , 40 , 41 , 42 , 43 , 44 ], nine for focusing on photodynamic therapy [ 45 , 46 , 47 , 48 , 49 , 50 , 51 , 52 , 53 ], two for less than five patients [ 54 , 55 ], and two for being previous follow up publications of the same patient group [ 20 , 56 ]. Only 13 articles remained for data extraction ( Table 2 , Table 3 , Table 4 , Table 5 , Table 6 , Table 7 and Table 8 ).…”