For citations:
Maev I.V., Vorobev L.P., Busarova G.A. Status of digestive tract in chronic bronchitis, bronchial asthma and lung emphysema. PULMONOLOGIYA. 2002;(4):85-92. (In Russ.)
Maev I.V., Vorobev L.P., Busarova G.A. Status of digestive tract in chronic bronchitis, bronchial asthma and lung emphysema. PULMONOLOGIYA. 2002;(4):85-92. (In Russ.)