A surface balance for the study of surfactant movement.
D008722:Methods; D011650:Pulmonary Alveoli / Q000502:physiology*; D011663:Pulmonary Surfactants / Q000502:physiology; D013500:Surface Tension; D013501:Surface-Active Agents / Q000502:physiology*
D011663:Pulmonary Surfactants; D013501:Surface-Active Agents