This is downloaded from WSU where it appears to be
provided in the public domain. It requires the file to be downloaded from
source, or already stored in the
data-raw directory, and it appears
that the function
odbcConnectAccess2007 is only available in the
Windows build of RODBC.
logical whether to save the result in the source tree.
Deprecated. The map is not condensed by default. If required,
it can reduced to a smaller set of codes using
invisibly returns the list of vectors, where a co-morbidity name is associated with a character vector of ICD-9 codes.