R (>= 2.14.0), grDevices, methods, oro.nifti (>= 0.2.9), utils
grDevices, methods, oro.dicom (>= 0.3.7), oro.nifti (>=
0.3.9), utils
grDevices, methods, oro.dicom (>= 0.4.0), oro.nifti (>=
0.4.0), utils, minpack.lm, msm