For citations:

Lobanov A.A., Kochkin R.A., Andronov S.V. Prevention of exacerbations of COPD using inhaled silver micro-particles in industrial workers in Jamal. PULMONOLOGIYA. 2008;(4):52-55. (In Russ.) https://doi.org/10.18093/0869-0189-2008-0-4-52-55