“…As regards the diameters, Bernardi et al [ 18 ], Danesh-Sani et al [ 26 ], Pandharbale et al [ 27 ], and Verela Centelles et al [ 28 ] found a mean diameter of 1.61, 1.17, 0.63, and 1.35 mm, respectively. In 2017, Al Ghurabi et al [ 29 ], Chitsazi et al [ 30 ], Lozano-Carrascal et al [ 31 ], Panjnoush et al, San Aung et al [ 32 ], and Tehranchi et al [ 33 ], found a frequency of 90%, 35%, 48.6%, 25%, 93%, and 87%, respectively.…”