Roskilde University Capital Region of Denmark Munkstrup, C, Krogfelt, K A, Greisen, G & Juhl, S M 2022, ' Feeding tube practices and the colonisation of the preterm stomach in the first week of life ', Danish Medical Journal, vol. 69, no. 8, A06210494 . < https://ugeskriftet.dk/dmj/feeding-tube-practices-and-colonisation-preterm-stomach-first-week-life >