In patients with long-standing persistent atrial fibrillation (AF) despite standard treatment, additional electrical isolation of an area called the left atrial appendage (LAA) can improve freedom ...
The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...
Left atrial appendage occlusion is a generally safe and effective procedure to lower the risk of stroke in people with atrial fibrillation. It closes or blocks off the left atrial appendage of the ...