CA19-9 serum levels in obstructive jaundice: clinical value in benign and malignant conditions
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This study was supported by grant PAR, University of Siena, Italy.
PII: S0002-9610(09)00127-5
doi:10.1016/j.amjsurg.2008.12.031
© 2009 Elsevier Inc. All rights reserved.
