title: Sonic hedgehog expression correlates with distant metastasis in pancreatic adenocarcinoma.
authors.affiliation: Department of General Surgery, Sixth People's Hospital, Shanghai Jiaotong University, Shanghai, China.
authors.forename: Juntao
authors.initials: J
authors.lastname: Dai
authors.forename: Kaixing
authors.initials: K
authors.lastname: Ai
authors.forename: Yilong
authors.initials: Y
authors.lastname: Du
authors.forename: Guorong
authors.initials: G
authors.lastname: Chen