R (>= 2.4.1), SparseM,quantreg, splines,grDevices,graphics,stats,utils
R (>= 2.5.1), SparseM,quantreg, splines,grDevices,graphics,stats,utils
R (>= 2.6.2), SparseM,quantreg,
splines,grDevices,graphics,stats,utils
SparseM, quantreg (>= 4.65),
splines,grDevices,graphics,stats,utils
SparseM (>= 1.6), quantreg (>= 4.65), grDevices,graphics,stats
SparseM (>= 1.6), quantreg (>= 4.65),
grDevices,graphics,methods,stats
SparseM (>= 1.6), quantreg (>= 4.65), grDevices, graphics,
splines, stats, methods