We first began by looking at heart disease, and when I began doing this work 26 or 27 years ago, it was thought that once you have heart disease it can only get worse.
심장병 연구를 시작했을때는 심장병은 점점 악화되는 병으로 간주 되었지만 실험을 통해 점점 악화되지 않을 뿐만아니라 나아질 수 있고,