title: Arterial oxygenation and alveolar-arterial gradients in term pregnancy.
mesh_terms: D000293:Adolescent; D000328:Adult; D003011:Closing Volume; D005260:Female; D006801:Humans; D010100:Oxygen / Q000097:blood*; D011187:Posture; D011247:Pregnancy; D011650:Pulmonary Alveoli / Q000502:physiology*; D014797:Vital Capacity
chemical_list: D010100:Oxygen