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. 2022 Nov 16;22:1178. doi: 10.1186/s12885-022-10286-z

Fig. 3.

Fig. 3

Incidence 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 States