Survival of patients with colorectal liver metastases treated with and without preoperative chemotherapy: Nationwide propensity score-matched study

Trends and overall survival after combined liver resection and thermal ablation of colorectal liver metastases: a nationwide population-based propensity score-matched study

“…The linking process of the two datasets is described previously. 10,11 Between 2014 and 2018, 95.8% of both datasets could be linked. This resulted from the introduction of the General Data Protection Regulation (GDPR) law in 2018.…”