\input zb-basic \input zb-ioport \iteman{io-port 70054708} \itemau{Nguyen, Ngan; Kim, Jin-Dong; Tsujii, Jun-Ichi} \itemti{Challenges in pronoun resolution system for biomedical text} \itemso{LREC (2008).} \itemcc{} \itemut{} \itemli{http://www.lrec-conf.org/proceedings/lrec2008/summaries/607.html} \end