Neoadjuvant therapy, Gastric cancer, Surgical interval, Tumor regression grade
Machine learning, Postoperative complications, Gastric cancer, colorectal cancer, Nationwide
Gastric cancer, Stage I, prognosis, adjuvant chemotherapy
Stomach neoplasms, Locally advanced, Neoadjuvant therapy, Pathologic complete response, Lymph node metastasis, Long-term efficacy