Development and Validation of a Photonumeric Scale for Evaluation of Lip Fullness

The MLFAS is a validated and reliable photonumeric scale for rating loss in lip volume. The scale maintains its reliability with reproducible results across a diverse group of males and females of various ages and Fitzpatrick skin types. J Drugs Dermatol. 2023;22(3): doi:10.36849/JDD.7309.