Modify lines in density (d) items of a forest plot object (fobj).
Passed to lines.
d_lines(fobj, item = NULL, linenr = NULL, ...)a forest plot object of class 'fobj'
item to be modified, either a number or the name of the column in fobj$dat. If NULL (the default), all items of type 's' are affected
lines to be modified. A vector of length 2 refering to the variable and the arm. If NULL (the default), all lines are affected. If one number is NA, all lines are affected.
options to be passed to lines
a forest plot object of class 'fobj'