pneumonia, airway, alveoli, anatomy, asthma, attack, bacteria, breath, bronchitis, bronchospasm, bronchus, cancer, care, chest, chronic, covid, disease, doctor, donate, donation, edema, embolism, emphysema, failure, fibrosis, health, healthy, hope, hospital, infection, lobe, lung, medical, obstructive, pathology, physiology, pleura, prevention, pulmonary, respiratory, smoking, stop, support, system, thorax, trachea, transplant, treatment, tuberculosis, virus