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 Indian J Med Microbiol  
 

Figure 3: Scanning electronic microscopy image, ×1000. Representative images for nonsandblasted groups treated with hydrofluoric acid (a), the other nonsandblasted groups (b) and sandblasted groups (c)

Figure 3: Scanning electronic microscopy image, ×1000. Representative images for nonsandblasted groups treated with hydrofluoric acid (a), the other nonsandblasted groups (b) and sandblasted groups (c)