title: [Symposium on pulmonary surfactant. Ultramicro structures].
mesh_terms: D000818:Animals; D001980:Bronchi / Q000166:cytology; D006651:Histocytochemistry; D008854:Microscopy, Electron; D011650:Pulmonary Alveoli / Q000032:analysis* / Q000166:cytology; D011663:Pulmonary Surfactants / Q000032:analysis*
chemical_list: D011663:Pulmonary Surfactants