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Humberg A, Spiegler J, Fortmann MI, Zemlin M, Marissen J, Swoboda I, Rausch TK, Herting E, Göpel W, Härtel C; German Neonatal Network (GNN).Humberg A, et al.Sci Rep. 2020 Feb 11;10(1):2373. doi: 10.1038/s41598-020-58761-6.Sci Rep. 2020.PMID: 32047169Free PMC article.