To avoid that issue, Dr. Muller envisions the technology as part of a strategy in which people would first be identified as at risk through a genetic test and a noninvasive imaging test such as a CT scan before being referred for the spectroscopy analysis.

WSJ: Predicting Who Will Have Heart Attacks

He is a firm believer in technology and is often seen at a Test crouched over a laptop, pouring through facts and figures and the finer detail of the game.

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