Interpreting timed barium esophagram (TBE) results with a multimetric classification tree is more accurate for identifying disorders of achalasia than conventional interpretation, according to ...

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 ...

What Is a Barium Enema? A Barium enema is an examination of your lower gastrointestinal tract (your doctor may call it your lower GI tract) using X-rays. It’s also known as a colon X-ray. X-rays show ...