Dr Thomas M. Mack

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Extrahepatic bile duct (EBD) cancers are rare and their risk factors are poorly understood. Except for a history of gallbladder diseases, evidence for other potential risk factors, such as excess body weight and use of tobacco and alcohol, is scant. A case-control study was conducted to examine risk factors for EBD cancers, including ampulla of Vater(More)
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