Abstract Background The genetics of advanced biliary tract cancers (BTC). which encompass intra- and extra-hepatic cholangiocarcinomas as well as gallbladder carcinomas. are heterogeneous and remain to be fully defined. Methods To better characterize mutations in established known oncogenes and tumor suppressor genes we tested a mass spectrometric based platform to interrogate common ... https://bbmbatteryes.shop/product-category/832/