The prognostic and predictive value of ESR1 fusion gene transcripts in primary breast cancer. - Vitale SR; Ruigrok-Ritstier K; Timmermans AM; Foekens R; Trapman-Jansen AMAC; Beaufort CM; Vigneri P; Sleijfer S; Martens JWM; Sieuwerts AM; Jansen MPHM (BMC cancer, 2022)