title: Exposure to Chlamydia psittaci in pregnancy.
mesh_terms: D000328:Adult; D000382:Agricultural Workers' Diseases / Q000635:transmission*; D000818:Animals; D005260:Female; D006801:Humans; D011247:Pregnancy; D011251:Pregnancy Complications, Infectious / Q000209:etiology*; D009956:Psittacosis / Q000635:transmission* / Q000662:veterinary; D012756:Sheep; D012757:Sheep Diseases / Q000635:transmission*