title: Perinatal lung mechanics and the first breath.
mesh_terms: D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007234:Infant, Premature; D007748:Labor Stage, Second; D008168:Lung / Q000196:embryology* / Q000502:physiology; D011247:Pregnancy; D011663:Pulmonary Surfactants / Q000502:physiology; D012119:Respiration; D013500:Surface Tension
chemical_list: D011663:Pulmonary Surfactants