Keywords: chronic obstructive pulmonary disease, chronic lung disease, interstitial lung disease, drug induced pulmonary disease, restrictive lung disease, maternal respiratory disease, chronic respiratory failure, chronic pulmonary embolus, lung disease, pulmonary complications of neurological diseases, chronic cough, reactive airway disease, chronic bronchitis, pleural diseases, tobacco-related diseases, asbestos lung, lung involvement in systemic sclerosis, lung mass, pulmonary hemosiderosis, pulmonary coccidioidomycosis