hdr_mid_response($self, $xhdr, $ibx, $n, $range,
xref($self, $ibx, $smsg));
} else { # numeric range
$range = $self->{article} unless defined $range;
my $r = get_range($self, $range);
return $r unless ref $r;
hdr_mid_response($self, $xhdr, $ibx, $n, $range,
xref($self, $ibx, $smsg));
} else { # numeric range
$range = $self->{article} unless defined $range;
my $r = get_range($self, $range);
return $r unless ref $r;