1. Lymphovascular invasion is a dominant risk factor for lymph node metastasis in T2 rectal cancer
   Selma Medic et al, 2024, Endoscopy International Open CrossRef
2. Risk factors for lymph node metastasis in T2 colorectal cancer: a systematic review and meta-analysis
   Jun Watanabe et al, 2024, International Journal of Clinical Oncology CrossRef