NTRK1 and intrahepatic cholangiocarcinoma: MPRIP-NTRK1 and CD74-NTRK1 were found in lung adenocarcinoma [21], TP53-NTRK1 and LMNA-NTRK1 in Spitzoid neoplasm [22], RABGAP1L-NTRK1 in intrahepatic cholangiocarcinoma [23], and NFASC-NTRK1 and BCAN-NTRK1 in glioblastoma multiforme [24].