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Vollsæter, Maria, Kaia Skromme, Emma Satrell, Hege Clemm, Ola Røksund, Knut Øymar, Trond Markestad, e Thomas Halvorsen. "Children Born Preterm At the Turn of the Millennium Had Better Lung Function Than Children Born Similarly Preterm in the Early 1990s." PLoS One 2015.

Vollsæter, Maria, et al. "Children Born Preterm At the Turn of the Millennium Had Better Lung Function Than Children Born Similarly Preterm in the Early 1990s." PLoS One 2015.