For citations:

Ignatova G.L., Fedosova N.S., Stepanishcheva L.A. Preventive and therapeutic use of pneumococcal vaccine in industrial workers with chronic pulmonary diseases. PULMONOLOGIYA. 2007;(3):81-86. (In Russ.) https://doi.org/10.18093/0869-0189-2007-0-3-81-86