Before revision: One of these students, anthropologist Cynthia Beall of Case Western Reserve University, began conducting research on high altitude adaptation among the Tibetans in the early 1980s, research which she has continued for decades.
After revision: One of these students, anthropologist Cynthia Beall of Case Western Reserve University, began conducting research on high altitude adaptation among the Tibetans in the early 1980s, research which has continued for decades.