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Alessandro Lozza has received honoraria for scientific consultancy and training activities from Merz Aesthetics Italia Srl and Spes Medica Spa. Massimo Renzi and Nicola Zerbinati has received scientific consultancy honoraria from Merz Aesthetics Italia Srl. Gabriele Ferruccio Muti and Stefano Santoro declare that they have no competing interests.","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Conflict of Interest"}},{"value":"All procedures involving healthy volunteers were conducted in accordance with Good Clinical Practice guidelines. Written informed consent was obtained from all individuals for participation, data collection, and publication of images and videos.","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Ethical Approval"}}]}}