ASML, the Dutch company that makes multimillion-dollar tools to manufacture advanced semiconductors, is grappling with the repercussions of a tech trade war.

It's a type of arrhythmia, meaning the heart rhythm isn't happening in the normal way. Idioventricular rhythm may be seen ...

In addition, the QRS complex revealed terminal deflections that became more evident in the corresponding leads during sinus rhythm; these were considered to be epsilon waves.

There are clearly extra QRS complexes that are of different morphology compared to the QRS complexes with preceding p waves, ie, the sinus beats. The extra QRS complexes are broader and bigger ...

Did you know that certain medications can cause symptom of 'QRS complex'. Find these drugs listed on the page and be warned of similar symptoms as possible side-effects.

Did you know that certain medications can cause symptom of 'Electrocardiogram QRS complex'. Find these drugs listed on the page and be warned of similar symptoms as possible side-effects.

QRS complex: This shows electrical activity running through the heart to the ventricles, which are the two lower chambers.