Fig. 3From: Epidemiologic patterns of biliary tract cancer in the United States: 2001–2015Incidence rate of BTC overall and by anatomic site in the United States: 2001–2015 [27]. Note: Incidence rates are age-standardized and reported as cases per 100,000 person-years. BTC biliary tract cancer, NOS not otherwise specified, US United StatesBack to article page