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 Indian J Med Microbiol  
 

Figure 4: Sample 1 - Vicco Tooth Powder iron oxide shape - needle-shaped size - 3–6 μm calcium carbonate shape - irregular shaped size - 5–10 μm

Figure 4: Sample 1 - Vicco Tooth Powder iron oxide shape - needle-shaped size - 3–6 μm calcium carbonate shape - irregular shaped size - 5–10 μm