https://www.selleckchem.com/pr....oducts/bms-345541.ht
To our knowledge, it is the 1st randomized controlled trial to evaluate the effect of TCM YXS tablet on exercise tolerance in patients with CHD. The results will provide more evidence for future studies in this area. This study protocol was registered in Research Registry (researchregistry5752). This study protocol was registered in Research Registry (researchregistry5752). In absence of conduction over the accessory pathway (AP) during the electrophysiological study, mapping and ablation is impossible. Various techniques can be used