Kirch, Jhessica Leticia, Geert Molenberghs, Geert Verbeke, and César Gonçalves de Lima. 2026. “Local Influence Diagnostics for Nonlinear Mixed Models under the Case-Weight Perturbation Scheme in SAS”. Journal of Statistical Software, Code Snippets 115 (1):1-27. https://doi.org/10.18637/jss.v115.c01.