title: Guidelines for the management of extremely preterm deliveries in the grey zone of viability between 23 and 24 weeks' gestation vary widely in developed countries.
authors.affiliation: Department of Neonatal and Pediatric Intensive Care, Children's Hospital of Lucerne, Lucerne, Switzerland.
authors.forename: Thomas M
authors.initials: TM
authors.lastname: Berger
mesh_terms: D036861:Delivery, Obstetric / Q000592:standards*; D005260:Female; D006801:Humans; D017410:Practice Guidelines as Topic; D011247:Pregnancy; D047928:Premature Birth / Q000628:therapy*
keywords: MEDICAL ETHICS; NEONATOLOGY; PERINATOLOGY