Rakshit, D S and Mitra, B L and Sen, S K and Aggarwal, P S and Dey, T and Roy, S (1993) Effect of sintered sillimanite and sintered zirconia on tumoricidal properties as seen by respiraroty burst of macrophages. CGCRI Bulletin, 40 (1-4). pp. 5-7. ISSN 0008-9397