Mr Parsa and others fear they will be left fighting for scraps-slithers of health care, where margins are tight and there is little room to expand.
Parsa先生和其它人担心他们将会被留下收拾残局——健康医疗的不稳定，利润微薄，没有扩张的空间。
2
Now Andrew Parsa, a neurosurgeon at the University of California at San Francisco, has developed a treatment that could add years to patients' lives.
现在，旧金山加州大学神经外科医生，安德鲁·帕尔萨，制定的治疗方法，可增加病人的生命数年。
3
Parsa began a new study last November of 10 newly diagnosed glioblastoma patients and, so far, reports seeing the same quick immune response in these patients that signals that the vaccine is working.