Andrade, Pedro, Ana Brinca, Ricardo Vieira, and Américo Figueiredo. 2011. “DOUBLE OPPOSING RHOMBOIDAL FLAP FOR RECONSTRUCTION OF LARGE SURGICAL DEFECT OF THE LABIAL COMMISSURE”. Journal of the Portuguese Society of Dermatology and Venereology 69 (3), 443. https://doi.org/10.29021/spdv.69.3.81.