Lymphatic Malformations With Activating KRAS Mutations Impair Lymphatic Valve Development Through Matrix Metalloproteinases. - Mastrogiacomo DM; Price A; Fu Y; Banerjee R; Knauer LA; Li K; Yang Y; Davis GE; Dellinger MT; Scallan JP (Arteriosclerosis, thrombosis, and vascular biology, 2026)