由国家癌症研究院资助的这次试验，涉及644名患者，大部分是患有乳腺癌的妇女，她们在美国23家癌症诊所接受化疗。
The trial, financed by the National cancer Institute, involved 644 patients, mostly women with breast cancer, who were undergoing chemotherapy at 23 oncology practices in the United States.
Kleinman当时在美国国家卫生研究院的牙科研究所工作，她说：“当时关于癌症的研究工作受到的支持不多。”
Kleinman was working at NIH's dental-research institute, and, she says, "there was not a lot of support for work in cancer there at the time."
更早期，他在美国国家健康研究院从事癌症研究。
Earlier, he conducted cancer research at the US National Institutes of Health.
更早期，他在美国国家健康研究院从事癌症研究。
Earlier, he conducted cancer research at the US National Institutes of Health.
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