For citations:
Stepanishcheva L.A., Ignatova G.L., Sadrutdinova N.R., Filichkina L.P. Experience of administration of Amixin for prevention of exacerbations of chronic obstructive pulmonary disease in workers. PULMONOLOGIYA. 2007;(2):59-62. (In Russ.) https://doi.org/10.18093/0869-0189-2007-0-2-59-62