Development and validation of a risk nomogram for predicting recurrence in patients with non-valvular atrial fibrillation after radiofrequency catheter ablation. - Yi Yu; Jin-Lan Chen; Guang-Yin Li; Shen-Shen Huang; Ting Wang; Xiao-Kai Li; Yi-Gang Li (BMC Medical Informatics Decis. Mak., 2026)