Transient intermittent lymphocyte activation is responsibile for the instability of angina - Neri Semeri, G G; Abbate, R; Gori, A M; Attansio, M; Martini, F; Giusti, B; Dabizzi, P; Poggesi, L; Modesti, P A; Trotta, F; Rostagno, C; Boddi, M; Gensini, G F (Circulation, 1992)