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 Indian J Med Microbiol  
 

Figure 8: Sample 5 - Colgate Tooth Powder iron oxide shape - rod-shaped size - 15–20 μm calcium carbonate shape – irregular-shaped size - 4–8 μm

Figure 8: Sample 5 - Colgate Tooth Powder iron oxide shape - rod-shaped size - 15–20 μm calcium carbonate shape – irregular-shaped size - 4–8 μm