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APA Citation
Berger, T. M., Steurer, M. A., Bucher, H. U., Fauchère, J. C., Adams, M., Pfister, R. E., Baumann-Hölzle, R., & Bassler, D. (2017). retrospective cohort study of all deaths among infants born between 22 and 27 completed weeks of gestation in Switzerland over a 3-year period. BMJ open, 7(6), . http://access.bl.uk/ark:/81055/vdc_100144725091.0x00000b