Are There Other Muscle Fibers on the Orbicularis Oris Muscle in the Upper Lip?

Conclusion: The authors’ findings could be used to improve aesthetic and surgical procedures performed on the upper lip, such as correction of gummy smile and transverse upper labial crease, or postresection reconstruction of the upper lip.
Source: Plastic and Reconstructive Surgery - Category: Cosmetic Surgery Tags: Reconstructive: Head and Neck: Original Articles Source Type: research