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  Indian J Med Microbiol
 

Table 4: Percentage and frequency distribution of ABO blood group with healthy periodontium (Grade 0) and with diseased periodontium (Grades I, II, III, and IV combined)

Table 4: Percentage and frequency distribution of ABO blood group with healthy periodontium (Grade 0) and with diseased periodontium (Grades I, II, III, and IV combined)