AUTHOR=Ballin Nadja , Ott Alexander , Seibel-Kelemen Olga , Bonzheim Irina , Nann Dominik , Beha Janina , Spahn Stephan , Singer Stephan , Ossowski Stephan , Roggia Cristiana , Schroeder Christopher , Bitzer Michael , Armeanu-Ebinger Sorin 

TITLE=Case Report: FGFR2 inhibitor resistance via PIK3CA and CDKN2A/B in an intrahepatic cholangiocarcinoma patient with FGFR2-SH3GLB1 fusion

JOURNAL=Frontiers in Oncology

VOLUME=Volume 15 - 2025

YEAR=2025

URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2025.1527484

DOI=10.3389/fonc.2025.1527484

ISSN=2234-943X