title: In praise of number 47.
authors.forename: M
authors.initials: M
authors.lastname: Richardson
mesh_terms: D000022:Abortion, Spontaneous; D004314:Down Syndrome / Q000175:diagnosis / Q000235:genetics / Q000451:nursing*; D005260:Female; D006801:Humans; D009723:Nurse-Patient Relations; D011247:Pregnancy; D011296:Prenatal Diagnosis