INFLAMMATION CELL-MOLECULAR FEATURES AND SURVIVAL IN PATIENTS WITH OCCUPATIONAL CHRONIC OBSTRUCTIVE PULMONARY DISEASE FROM SILICA DUST EXPOSURE oleh L. I. Aftanas, L. A. Shpagina, O. S. Kotova, I. S. Shpagin, G. V. Kuznetsova, L. A. Panacheva, N. V. Kamneva, S. M. Erikhova