local $_ = $params{output};
if (/bibtex/) {
my $title = $self->{reference}->{journal}->{medlineabbr} || $self->{reference}->{journal}->{title};
- $title =~ s/\s//g;
+ $title =~ s/[^A-Za-z0-9]//g;
return $title;
} elsif (/medline/) {
return $self->{reference}->{journal}->{medlineabbr} || $self->{reference}->{journal}->{title};