Showing items related by title, author, creator and subject.

• Sperm Donation and Its Application in China: A 7-Year Multicenter Retrospective Study 

  Ping, Ping; Zhu, Wen-Bing; Zhang, Xin-Zong; Li, Yu-Shan; Wang, Quan-Xian; Cao, Xiao-Rong; Liu, Yong; Dai, Hui-Li; Huang, Yi-Ran; Li, Zheng (2011-07)

  Sperm donation in China is different from that in other countries due to cultural, social and political factors. This research presents the current status of sperm donation in Mainland China and highlights some problems. ...
• People's Republic of China: Status of Cancer Pain and Palliative Care 

  Zhang, Hong; Gu, Wei-ping; Joranson, David E.; Cleeland, Charles (1996-08)
• Integrating Economic Analysis Into Clinical Trials 

  Imai, Kumiko; Zhang, Ping (2005-05-21)