“…histological grade, size, depth, degree of necrosis etc. (Trojani et al, 1984;Rooser et al, 1988;Ueda et al, 1988;Mandard et al, 1989) [ion or on various treatment modalities (Markhede et al, 1982;Bramwell et al, 1985;Suit et al, 1985). In addition, most of tl in sarcoma patients is difficult to assess reliably these observations have been made on hospital-based or on of the rarity of such tumours, their differing toposelected sub-sets of population-based series.…”