Vathiotis, I.A. Psichogiou, E. Syrigos, K.N. Kotteas, E.A., Lung Metastasis from Fibrosarcomatous Dermatofibrosarcoma Protuberans of the Vulva: A Rare Case Report, Journal of Lower Genital Tract Disease, (22), 85-87, 2018, Lippincott Williams and Wilkins, 1089-2591, 1526-0976