“…While the anterior grid forced the tongue in backward and upward position, anterior teeth were free to erupt since they were not obstructed by tongue interposition [30,32]. This spontaneous eruption was expedited by the administration of PBM, which is able to provoke an accelerated metabolic activity by increasing cellular turnover [13], increasing vascular activity [14,33,34], and the availability of ATP [15,35,36]. In this respect, PBM is a free-side effects procedure that has also been validated for several therapeutic applications in children [13,37,38].…”