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In theory, gingival fibers are the protectors against periodontitis, as once they are breached, they cannot be regenerated.When destroyed, the gingival sulcus (labelled G in the diagram) increases in depth apically, allowing more debris and bacteria to remain in intimate contact with the delicate sulcular and junctional epithelia for longer times.
2015 World Sudoku Championship Sofia, Bulgaria. The World Sudoku Championship (WSC) is an annual international puzzle competition organised by a national member of the World Puzzle Federation.