Observations from the respiratory history of 30 patients with normal pulmonary surfactant.
D000293:Adolescent; D000328:Adult; D001706:Biopsy; D005260:Female; D006801:Humans; D066298:In Vitro Techniques; D008171:Lung Diseases / Q000473:pathology*; D008297:Male; D008875:Middle Aged; D011650:Pulmonary Alveoli; D012907:Smoking; D013500:Surface Tension; D014020:Tissue Extracts
D014020:Tissue Extracts