world lung day poster

adenocarcinoma alveolar asthma awareness background bacteria bronchi bronchial bronchitis bronchus cancer chronic clipart copd cough coughing covid day days disease emphysema global health healthy icon icons illness illustration infection inflammation international isolated logo logos logotype lung lungs medicine pictogram pleural pleurisy pleuritic pneumonia poster pulmonary pulmonology respiratory sars september sign silhouette tract tuberculosis tumor tumour vector virus world worlds