D Serrano, F Ghiotto, S Roncella, I Airoldi, G Cutrona, M Truini, VL Burgio, CD Baroni, M Ferrarini, V Pistoia. The patterns of IL2, IFN-gamma, IL4 and IL5 gene expression in Hodgkin’s disease and reactive lymph nodes are similar. Haematologica 1997;82(5):542-549; https://doi.org/10.3324/%x.