Jones, E.M., N.A. Sheehan, N. Masca, S.E. Wallace, M.J. Murtagh, and P.R. Burton. 2012. “DataSHIELD – Shared Individual-Level Analysis Without Sharing the Data: A Biostatistical Perspective”. Norsk Epidemiologi 21 (2). https://doi.org/10.5324/nje.v21i2.1499.