12 leads dynamic electoocariogram

A-B(Apex-Base)leads

an excess of yin leads to deficiency of yang

augmented unipolar leads

beauty leads to the downfall of state

beret pieces double leads girder

binary current leads

bipolar leads

Chest leads

Chest-limb leads

compensating leads

Current leads

current transformer leads end

deep leads

Drug Leads

electrical leads

equal leads

every road leads to rome

fluoride leads

four leads