Figure 2.
Target injection sites. The 5 target injection sites were the midline of the procerus, the inferomedial aspect of each corrugator muscle, and the superior middle aspect of each corrugator, at least 1 cm above the bony orbital rim.
Target injection sites. The 5 target injection sites were the midline of the procerus, the inferomedial aspect of each corrugator muscle, and the superior middle aspect of each corrugator, at least 1 cm above the bony orbital rim.