Johansson, L. (Contributor), Weerd, H. (Contributor), de Boer, E. (Contributor), van Dijk, F. (Contributor), te Meerman, G. (Contributor), Sijmons, R. (Contributor), Raddatz, B. (Contributor), Swertz, M. (Contributor) (17-dec.-2018). Additional file 3: of NIPTeR: an R package for fast and accurate trisomy prediction in non-invasive prenatal testing. University of Groningen. 10.6084/m9.figshare.7479071.v1