Please answer the following question: What key details about elizabeth stern can be extracted from the following bio? Bio: elizabeth stern -lrb- married name elizabeth stern shankman , september 19 , 1915 -- august 18 , 1980 -rrb- was a canadian-born american pathologist , especially well known for her insights on the cell 's progression from a healthy to a cancerous state . stern received her medical degree from the university of toronto in 1939 and the following year migrated to the united states , where she became a naturalized citizen in 1943 . stern was one of the first scientists specializing in cytopathology , the study of diseased cells . from 1965 she was professor of epidemiology at the university of california at los angeles . in 1963 , stern published what is widely recognized as the first case report linking a specific virus -lrb- herpes simplex -rrb- to a specific cancer -lrb- cervical cancer -rrb- . she was also the first -lrb- 1973 -rrb- to show a definite link between the prolonged use of combined oral contraceptive pills and cervical cancer , connecting the use of the contraceptive pill with cervical dysplasia . her breakthrough studies of cervical cancers changed the disease from fatal to one of the most easily diagnosed and treatable . she demonstrated that a normal cell advances through 250 distinct stages before reaching an advanced cancerous state . this allowed the development of effective diagnostic techniques and prophylactic measures -lrb- excision of abnormal tissue -rrb- , which , combined with this cancer 's slow rate of metastasis , reduced its fatality rate drastically .
Answer:
- known for is cancer- death date is 18 august 1980- field is pathology- birth date is september 19 , 1915- name is elizabeth stern- nationality is canada- death place is los angeles- birth place is cobalt , ontario , canada- alma mater is university of toronto