Smoking and pulmonary surfactant.
D001826:Body Fluids / Q000032:analysis; D006801:Humans; D006868:Hydrolysis; D008854:Microscopy, Electron; D010587:Phagocytosis; D010713:Phosphatidylcholines / Q000032:analysis; D011650:Pulmonary Alveoli / Q000378:metabolism*; D011663:Pulmonary Surfactants / Q000032:analysis / Q000378:metabolism; D012907:Smoking / Q000503:physiopathology; D013183:Sputum / Q000032:analysis; D013501:Surface-Active Agents / Q000378:metabolism*
D010713:Phosphatidylcholines; D011663:Pulmonary Surfactants; D013501:Surface-Active Agents