2 packages on CRAN
Classes and methods for spatial data; the classes document where the spatial location information resides, for 2D or 3D data. Utility functions are provided, e.g. for plotting data as maps, spatial selection, as well as methods for retrieving coordinates, for subsetting, print, summary, etc.
Model-based methods for the detection of disease clusters using GLMs, GLMMs and zero-inflated models.