免费查外文文献网站（多年的结晶）
http://www.clinchem.org/cgi/collection/MDG?page=77
http://highwire.stanford.edu/cgi/search/
http://www.genome.org/content/vol11/issue3/index.shtml
http://www.stemcell.com.cn/retrieval/English.htm
http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?
http://nar.oupjournals.org/content/vol32/suppl_1/
http://www.pnas.org/current.shtml
http://www.biomedcentral.com/
http://biovisa.net/
http://prox2.harper.cc.il.us:2048/menu
http://www.lib.subr.edu/data/databases_alpha.htm
http://www.medbioworld.com/
http://mcc-b114.monroecc.edu:2048/login
http://www.pubmedcentral.nih.gov/
http://www.bmjjournals.com/
http://content.nejm.org/
http://www.freemedicaljournals.com/
http://www.sciencemag.org/
http://www.cdgdc.edu.cn/yxbslw/pxjg/2004/2004ybxk.htm（2004年国家获奖论文集）