article_metadata: Bhavya Yarlagadda Vaishnavi Kamatham Ashton Ritter Faisal Shahjehan Pashtoon M Kasi
article_metadata: 10.1038/s41698-019-0091-4
article_metadata: NPJ Precis Oncol
article_metadata: 2019 Aug 19;3:19.
article_metadata: biliary tract cancer cancer genetics targeted therapies tumour biomarkers tumour heterogeneity
article_metadata: CC BY
article_metadata: https://pubmed.ncbi.nlm.nih.gov/31453370/
article_metadata: Case Reports
article_metadata: PMC6700112
article_metadata: 31453370
article_metadata: Trastuzumab and pertuzumab in circulating tumor DNA ERBB2-amplified HER2-positive refractory cholangiocarcinoma
article_metadata: 2019