ALE, Ben J.M.; HARTFORD, Des N.D.; SLATER, David H.. Variability: for better and for worse in safety assurance. Medical Research Archives, [S.l.], v. 8, n. 2, feb. 2020. ISSN 2375-1924. Available at: <https://esmed.org/MRA/mra/article/view/2059>. Date accessed: 28 mar. 2024. doi: https://doi.org/10.18103/mra.v8i2.2059.