Apple spokeswoman trudy muller said the company knows its map service is a major initiative and designed it so that it would get better as more people use it .
If such plaques could be identified and defused with treatment before they burst , many heart attacks could be prevented , dr. muller reasons .
穆勒博士推论,如果能识别出这种斑块,并在它们破裂之前通过治疗消灭它们,许多心脏病便可得以预防。
By knowing in advance if they were stenting a hot plaque , doctors could recommend other options such as bypass surgery or drug treatment , dr. muller says .