In a “normal” electrocardiogram (ECG), the transition of the QRS axis in the precordial leads occurs between leads V 3 and V 4 (i.e., there is a dominant S in V 3 and a dominant R in V 4).
The iA63 is iHome's latest app-enhanced alarm clock FM radio for iPhone and iPod touch - with a twist... literally. The flexible rotating dock lets you control the iPhone normally - or watch videos in ...
Tornadoes do occur in the Southern Hemisphere, albeit at a greatly reduced frequency than in the Northern Hemisphere, primarily because it includes the U.S., which hosts about 75 percent of the ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results