गोब्राब जाथायफोराव , बेनिअनगायै हागादैनि बांद्राय सेमजिनाया , बैयाव सनदेरनाय आरो संफ्ल' सेवलांनाय दं ।
In chronic cases besides excessive production of bronchial mucus there is infection and lung destruction .