When randomized trials and observational data disagree: the case of preoperative versus postoperative chemoradiotherapy for esophageal cancer.


We read with interest the recent study by Wojcieszynski and colleagues, who used the Surveillance, Epidemiology, and End Results (SEER) database to assess “whether the sequencing of chemoradiotherapy (CRT) has an effect on survival and cardiopulmonary mortality” for esophageal cancer. Although chemotherapy data are not available in SEER, the authors use the… (More)
DOI: 10.1002/cncr.28080


  • Presentations referencing similar topics