Media type: E-Article Title: Morbidity and mortality in extremely premature infants with a birth weight ≤500 g Contributor: Meyer, Sascha; Maas, Sebastian; Bay, Johannes; Zemlin, Michael; Poryo, Martin Published: Wiley, 2021 Published in: Acta Paediatrica, 110 (2021) 10, Seite 2873-2874 Language: English DOI: 10.1111/apa.16033 ISSN: 0803-5253; 1651-2227 Keywords: General Medicine ; Pediatrics, Perinatology and Child Health Origination: Footnote: