Expression of c-Met/HGF (hepatocyte growth factor) and tumour associated macrophages markers CD163 and CD68 in Hodgkin Lymphoma (HL): Correlation with progression free survival (PFS) - Martin Lopez, J; Garcia, D; Coronado, M J; Vicente, Y; Kilany, L; Krsnik, I; Bellas, C; Martin, P (VIRCHOWS ARCHIV, 2013)