DIFFERENTIAL-EFFECTS OF TUMOR-NECROSIS-FACTOR ON THE GROWTH AND DIFFERENTIATION OF NEUROBLASTOMA AND GLIOMA-CELLS - Fresno Escudero, Manuel; Diaz Nido, Javier; Munozfernandez, MA; Armasportela, R; Diaznido, J; Alonso, JL; Fresno, M; Avila, J (Experimental Cell Research, 1991)