>=dev-lang/R-3.5.0
sci-CRAN/plm

r_suggests_car?
      ( sci-CRAN/car )

r_suggests_dplyr?
      ( sci-CRAN/dplyr )

r_suggests_ggplot2?
      ( sci-CRAN/ggplot2 )

r_suggests_lmtest?
      ( sci-CRAN/lmtest )

r_suggests_msm?
      ( sci-CRAN/msm )

r_suggests_pglm?
      ( sci-CRAN/pglm )

r_suggests_splm?
      ( sci-CRAN/splm )

r_suggests_survival?
      ( virtual/survival )

dev-lang/R:=