Det Medicinske Fødselsregister (MFR), MFR-kuben, Institutional deliveries [online database]. Copenhagen: Sundhedsdatastyrelsen [National Board of Health Data, Denmark]; 2023 (https://www.esundhed.dk/Emner/Graviditet-foedsler-og-boern/Nyfoedte-og-foedsler-1997-#tabpanel6B95F8298EB444F48C3403E7B75B7202, accessed 21 September, 2023, in Danish).