A transient intermittent lymphocyte activation is responsible for the instability of angina - Neri Serneri, GG; Abbate, R; Gori, AM; Attanasio, M; Martini, F; Giusti, B; Dabizzi, P; Poggesi, L; Modesti, PA; Trotta, F; Rostagno, C; Boddi, M; Gensini, GF (Circulation, 1992)