Giant congenital melanocytic naevus caused by NRAS Q61K mosaicism - Thielmann, Carl Maximilian; Kampmeier, Antje; Küchler, Alma; Zenker, Martin; Wieland, Ilse; Matull, Johanna; Krefting, Frederik; Griewank, Klaus; Hadaschik, Eva (JEADV clinical practice, 2022)