For citations:
Ignatova G.L., Zakharova I.A. PREVALENCE OF CHRONIC OBSTRUCTIVE PULMONARY DISEASE IN YOUNG PEOPLE. PULMONOLOGIYA. 2014;(1):48-51. (In Russ.) https://doi.org/10.18093/0869-0189-2014-0-1-48-51
Ignatova G.L., Zakharova I.A. PREVALENCE OF CHRONIC OBSTRUCTIVE PULMONARY DISEASE IN YOUNG PEOPLE. PULMONOLOGIYA. 2014;(1):48-51. (In Russ.) https://doi.org/10.18093/0869-0189-2014-0-1-48-51