Rastelli, MD, assistant professor of medicine and first author of the study published online in the journal Breast Cancer Research and Treatment.

拉斯·泰利，医学博士，医学助理教授，是在《乳腺癌研究与治疗》杂质在线发表的这份研究报告的第一作者。

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After my third year of graduate study I became an Assistant Professor at Chicago.

在研究生的第三年，我成为了芝加哥大学的助教授。

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William Parker, the senior author of the study and an assistant professor of surgery at Duke, emphasized that this was a hypothesis, not experimental proof.

威廉姆·帕克是美国杜克医学院外科助理教授，他还是这个研究成果的第一作者。 他强调这只是一种假设，不是实验证明。

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"We saw a steeper decline in heart rate and a faster physiological stress recovery when they were smiling, " even though the participants weren't aware they were making facial expressions, says Sarah Pressman, co-author of the study and an assistant psychology professor at University of California, Irvine.

WSJ: Stress-Busting Smiles

"When cancer patients are diagnosed, everyone sits down to look at the case, decide what to do and convey that plan to the patient, but the same sort of process doesn't happen for survivors of the treatment, " says Kathryn Weaver, lead author of the study and an assistant professor at Wake Forest Baptist Medical Center in Winston-Salem, N.

WSJ: Rehab for Cancer Survivors

Technology companies that go public demonstrate a sharp drop-off in innovation after they come public compared to similar firms that stay private, according to a new study by Shai Bernstein, assistant professor of finance at the Stanford Graduate School of Business.

FORBES: Stanford Study Finds Companies Get Less Innovative Post IPO