Choudhury, Arpita. Study of the mechanisms involved in the breakdown of tolerance to self antigens / Arpita Choudhury - New Delhi : National Institute of Immunology, 2000. Ph. D. - Natioanl Instituteof Immunology, 2000. ISBN: THISBN1577 Subjects--Topical Terms: Antigens. Index Terms--Genre/Form: Theses Dewey Class. No.: 571.9645 / C4578 St