Dave, H.P.G. et al. 1992. Carcinoma of Unknown Primary Site a Complete and Sustained Response with Interleukin-2, alpha Interferon and 5 Fluorouracil/Leucovorin. Acta Oncologica. 31, 5 (Jan. 1992), 592–593. DOI:https://doi.org/10.3109/02841869209088313.