input format:
journal_title|year|volume|first_page|author_name|your_key|
^([^.]+)\. ([^.]+)\. ([^.]+)\. (\d+)( \w+)?;(\d+)(?:\((\d+)\))?:(\d+)(?:[-–](\d+))?.*
\3|\4|\6|\8|||
Rotz LD, Khan AS, Lillibridge SR, Ostroff SM, Hughes JM. Public health assessment of potential biological terrorism agents. Emerg Infect Dis. 2002 Feb;8(2):225–230. http://¬dx.doi.org/¬10.3201/¬eid0802.010164.
turns into:
Emerg Infect Dis|2002|8|225|||
and NCBI returns (via Email):
Emerg Infect Dis|2002|8|225|||11897082