Gingival melanoacanthoma associated with pseudomelanocytic nests: expanding the clinicopathological spectrum of a recently described oral lesion - Santos, Jessica Luana dos; Macedo, Rander Moreira; Almeida, Luciana Yamamoto de; Silva, Rodrigo Neves; Ribeiro‐Silva, Alfredo; León, Jorge Esquiche (Journal of Cutaneous Pathology, 2018)