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 Indian J Med Microbiol  
 

Figure 4: (a) Patient with hypotrophy of the upper vermillion border, marked grooves and downturn of the corner of the mouth. (b) Improvement after injection of BoNT/A into the platysma and depressor anguli oris muscles and a plasmagel filling of the grooves and vermillion border

Figure 4: (a) Patient with hypotrophy of the upper vermillion border, marked grooves and downturn of the corner of the mouth. (b) Improvement after injection of BoNT/A into the platysma and depressor anguli oris muscles and a plasmagel filling of the grooves and vermillion border