Word: contrasts
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Dates: during 1980-1989
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...five years. As the disease spreads, however, the odds of survival drop sharply. Thus cancer experts agree that a woman's best hope for a cure, whatever her age, lies in finding tumors early. Mammography can detect tumors as small as an eighth of an inch in diameter. By contrast, most cancers detected by patients themselves are at least half an inch in diameter, and have been growing for eight to ten years, says Dr. Ferris Hall of Boston's Beth Israel Hospital. The larger the tumor, the higher the probability that it has already spread to the lymph nodes...
Mycin took some 20 man-years to complete. It turned out to be more accurate than the humans against whom it was tested: in one trial, the system prescribed the correct treatment 65% of the time, in contrast to human specialists, who were right in 42.5% to 62.5% of cases. Still, Mycin did not have a clue that it was diagnosing a human being, nor did it have any idea what a human is. In fact, it was perfectly capable of trying to prescribe penicillin to fix a broken window. All it could do was rigidly test the applicability...
...weaknesses of his opponents, Dukakis has not yet emerged strong enough to knock off any of them once and for all. As long as four white candidates stay in the race, Jackson could retain his lead in number of popular votes cast (he has 3.1 million so far, in contrast to 2.8 million for Dukakis) and continue to run second in delegates, even though the states still to vote have a lower percentage of blacks. It now seems almost certain that no candidate will win an outright majority by the end of the primary season, and it is becoming increasingly...
Goldfarb said he spoke about the contrast between the push for internationalism and the remnants of isolationsim in Japan...
...contrast, the ticketing procedure used by the Harvard Police serves mainly to keep parking spots open for those who have permits, and the fines generate only $25,000 a year, Burns says...