[Effect of pregnancy complications on the occlusion of the upper gastrointestinal system].
D004194:Disease; D005260:Female; D005315:Fetal Diseases; D005333:Fetus; D005767:Gastrointestinal Diseases / Q000209:etiology*; D006801:Humans; D011247:Pregnancy; D011248:Pregnancy Complications
FETUS/diseases; GASTROINTESTINAL DISEASES/etiology and pathogenesis; PREGNANCY/complications
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