title: Systems of immunity.
authors.forename: S
authors.initials: S
authors.lastname: Firn
mesh_terms: D000029:Abortion, Legal; D002410:Catholicism; D005260:Female; D005333:Fetus / Q000166:cytology*; D006801:Humans; D008458:Measles Vaccine; D011247:Pregnancy; D012068:Religion and Medicine; D012411:Rubella Vaccine; D016312:Treatment Refusal
chemical_list: D008458:Measles Vaccine; D012411:Rubella Vaccine