Dip in mercury indicates high number cases of cases with bronchitis. Bronchitis is a swelling of the airways. Some of the symptoms are cough, hacking cough, difficulty in breathing and phlegm.
Dip in mercury indicates high number cases of cases with bronchitis. Bronchitis is a swelling of the airways. Some of the symptoms are cough, hacking cough, difficulty in breathing and phlegm.
