fast
that performs bias
corretionfsl_biascorrect(file, outfile = NULL, retimg = TRUE, reorient = FALSE,
intern = FALSE, opts = "", verbose = TRUE, remove.seg = TRUE, ...)
readNIfTI
.system
fast
readNIfTI
.retimg
then object of class nifti. Otherwise,
Result from system command, depends if intern is TRUE or FALSE.