Yongqiang Yao

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  • Hu Zou, Xu Zhou, Zhaoji Jiang, M C B Ashley, Xiangqun Cui, Longlong Feng +27 others
  • 2010
The i-band observing conditions at Dome A on the Antarctic plateau have been investigated using data acquired during 2008 with the Chinese Small Telescope ARray (CSTAR). The sky brightness, atmospheric extinction, cloud coverage and auroral appearance are obtained from these images. The median sky brightness of moonless nights is about 20.46 mag arcsec −2(More)
BACKGROUND The number of 30-year-old or younger patients with breast cancer is increasing. The aim was to describe the clinicopathological features and prognosis of 30-year-old or younger patients with breast cancer. METHODS We reviewed the records of 1,406 consecutive patients aged ≤50 years with first diagnosis of invasive breast cancer referred to(More)
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