For citations:
Porakhonko N.A., Lapteva I.M. . PULMONOLOGIYA. 2012;(2):56-59. (In Russ.) https://doi.org/10.18093/0869-0189-2012-0-2-56-59
Porakhonko N.A., Lapteva I.M. . PULMONOLOGIYA. 2012;(2):56-59. (In Russ.) https://doi.org/10.18093/0869-0189-2012-0-2-56-59