R (>= 2.0.0), methods, graphics, grid, lattice
R (>= 2.0.0), methods, graphics, grid, lattice, nlme
R (>= 2.4.0), methods, graphics, grid, lattice, nlme
R (>= 2.10), methods, graphics, grid, lattice, nlme
R (>= 3.0), methods, graphics, grid, lattice
R (>= 3.0), graphics, grid, lattice, methods