For citations:
Kuzubova N.A., Gichkin A.Yu., Surkova E.A., Titova O.N. . PULMONOLOGIYA. 2013;(4):41-45. (In Russ.) https://doi.org/10.18093/0869-0189-2013-0-4-41-45
Kuzubova N.A., Gichkin A.Yu., Surkova E.A., Titova O.N. . PULMONOLOGIYA. 2013;(4):41-45. (In Russ.) https://doi.org/10.18093/0869-0189-2013-0-4-41-45