title: Development and morphology of the agent of enzootic abortion of ewes and other Bedsoniae in HeLa cells.
mesh_terms: D000034:Abortion, Veterinary / Q000382:microbiology*; D000818:Animals; D001715:Bird Diseases / Q000382:microbiology; D002642:Chick Embryo; D002689:Chlamydia / Q000254:growth & development*; D005260:Female; D006367:HeLa Cells; D006801:Humans; D011247:Pregnancy; D012756:Sheep; D012757:Sheep Diseases / Q000382:microbiology*; D014416:Tunisia