Значения для термина "receive placebos" отсутствуют.
1 That compared with such improvement in only 3 percent of those receiving placebos .
2 Thirty-eight percent receiving placebos reported that level of symptom relief.
3 That magnitude of relief was only seen among two percent of the patients who received placebos .
4 That was statistically better than the 37 percent of patients receiving placebos whose PSA levels progressed.
5 Children who received zinc had significantly reduced levels of serum antibodies to CT than children who received placebos only.
6 Among such patients receiving Oncophage, there was a 45 percent improvement in recurrence-free survival, compared to patients receiving placebos .
7 Among the pairs where the females received the real stuff, courtship time was reduced by about 15 percent compared to those who received placebos .
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