William H. Aeberhard, Eva Cantoni, Stephane Heritier, Robust Inference in the Negative Binomial Regression Model with an Application to Falls Data, Biometrics, Vol. 70, No. 4 (DECEMBER 2014), pp.

Outliers within a bioassay are not uncommon, especially with animal models. Ordinary linear regression is sensitive to outliers; even a single outlier may compromise parallelism and other assay ...