As a manufacturer of electrocardiographs with a computerized interpretation program, we hear conflicting comments regarding the "Prolonged QT" statement in the interpretation, ranging from "too many ECGs say Prolonged QT" to "how could it not say Prolonged QT when the QTc is over 500 msec?" ...
The article offers science and technology news briefs. Seiko developed a flat-screen television that hangs on the wall like a picture. Astronomers and precision time keepers added a second, called a leap second, to the world's timekee...