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 Indian J Med Microbiol  
 

Figure 3: The correct insertion plane is at the subcutaneous plane (green dots); insertion that is too superficial or under the SMAS plane (red dots) is ineffective because apart from failure to reposition, it can lead to injury of important structure

Figure 3: The correct insertion plane is at the subcutaneous plane (green dots); insertion that is too superficial or under the SMAS plane (red dots) is ineffective because apart from failure to reposition, it can lead to injury of important structure