title: Skewed analysis.
authors.forename: Jeff
authors.initials: J
authors.lastname: Andrews
mesh_terms: D054791:Cervical Length Measurement / Q000191:economics*; D003362:Cost-Benefit Analysis / Q000191:economics; D005260:Female; D006801:Humans; D009774:Obstetrics / Q000191:economics; D047928:Premature Birth / Q000191:economics*