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  Indian J Med Microbiol
 

Table 1: The difference in the mean±SD of the PPD for Gp I, Gp II and Gp III at baseline, 3 and 6 months postoperative

Table 1: The difference in the mean±SD of the PPD for Gp I, Gp II and Gp III at baseline, 3 and 6 months postoperative