Using the Internet to search for cancer clinical trials: A comparative audit of clinical trial search tools

• 作者Nancy L. Atkinson; Sandra L. Saperstein; Holly A. Massett; Colleen Ryan Leonard; Lakshmi Grama; Rick Manrow
• 卷第29卷
• 期第4期
• 印刷ISSN1551-7144
• 文件大小159.39KB
• 发表时间2008
• DOI10.1016/j.cct.2008.01.007