@article{4d71f1e746d34909b95b12fc76af5a30,
title = "Covered Wallstents for palliation of malignant biliary obstruction: primary stent placement versus reintervention",
author = "Ornellas, \{Laura C.\} and Gerasimos Stefanidis and Ram Chuttani and Andres Gelrud and Kelleher, \{T. Barry\} and Pleskow, \{Douglas K.\}",
note = "BACKGROUND: Covered self-expandable metallic stents (SEMSs) are designed to prevent tumor ingrowth and can be removed if necessary. Only limited comparative data are available on the performance of covered SEMSs after primary placement versus reintervention. OBJECTIVE: To assess the effectiveness and safety of covered SEMS placement either as primary treatment or reintervention in patients requiring palliation of malignant biliary obstruction.",
year = "2009",
month = oct,
day = "1",
doi = "10.1016/j.gie.2009.02.012",
language = "American English",
volume = "70",
journal = "Gastrointestinal Endoscopy",
}