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The authors interviewed in 1988, 570 and in 1990 425 health personnel about their knowledge and attitudes with AIDS. The results of 1990 survey shows: 63-76% of subjects changed their working habits, the increase rate to 1988 data is 30-40% and 11.7-18.0% changed their habits in their private life, the rate of increasing are: 8-9%. The safety gloves was(More)
Studies were conducted by the authors' of this paper into the diagnostic value of ultrasonic examination to clear up suspicion of acute abdominal problems, with 381 examinations being actually evaluated. Definitely valid diagnosis was obtained from the method in 37.7 per cent of these cases. The tentative diagnosis was invalidated in 18.2 per cent. The(More)
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