$ diff PubMed.pm PubMed_old.pm
191c191
<           elsif( $state_next eq $AUTHORS && m{<a href="(/entrez/query\.fcgi\?c
md=Retrieve&db=pubmed&dopt=Abstract&list_uids=\d+.*?)">(.+?)</a>}i )
---
>           elsif( $state_next eq $AUTHORS && m{<a href="(/entrez/query\.fcgi\?c
md=Retrieve&db=pubmed&dopt=Abstract&list_uids=\d+)">(.+?)</a>}i )