Safe and effective procedures in the perioral region rely on a clear understanding of the facial anatomy, as insufficient knowledge of this aspect can lead to severe complications. We performed thorough layer-by-layer dissections of the perioral region on 11 freshly formalinized cadaver heads. Dissections were performed between 2020 and 2022 in the dissection laboratory of the Anatomy Department, where the ethical conducts were regulated by "Carol Davila" University of Medicine and Pharmacy, Bucharest, Romania, and fall under its jurisdiction.
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