Fig. 2From: Respiratory morbidity through the first decade of life in a national cohort of children born extremely pretermHospital Admissions from Birth to Mid-Childhood in Children Born in Norway During 1999 and 2000 at a Gestational Age < 28 Weeks or with a Birth Weight < 1000 Grams, Split by All Causes and Respiratory Causes. Also Depicted are Admissions for All Causes from Age Five to 11 Years of Age for a Regional Control Group Assembled at 11 Years of Age. Abbreviations: EP – Extremely PretermBack to article page