“…Forty-five articles were excluded for any of the following reasons: they were not in English, they were review articles or meta-analyses, only males were subjects of the research, they were case reports or they were conference abstracts, or there were no possibilities for analyzing the success rate of the treatment. Thus 12 articles [ 20 , 21 , 22 , 23 , 24 , 25 , 26 , 27 , 28 , 29 , 30 , 31 , 32 ], summarized in Table 1 , Table 2 , Table 3 , Table 4 and Table 5 , represented the object of this review.…”