the university of nottingham
http://etheses.nottingham.ac.uk/
Washington University
http://library.wustl.edu/subjects/life/books.html
Yale University medicine dissertition
http://ymtdl.med.yale.edu/ETD-db/ETD-search/search
Kansas State University
http://www.engg.ksu.edu/HSRC/JHSR/
University of Waterloo Electronic Thesis Database
http://etheses.uwaterloo.ca/
university of South Florida
http://www.lib.usf.edu/cgi-bin/ETD-db/ETD-search/search
University of Texas - Austin
http://wwwlib.umi.com/cr/utexas/main
University Utrecht(Electronic Theses and Dissertations)
http://laurel.library.uu.nl/cgi-bin/mus212/dialogserver?DB=da_en
Universitatsbibliothek Munchen ( Germany )
http://edoc.ub.uni-muenchen.de/perl/advsearch
University of Campinas Faculty of Education
http://www.wpi.edu/Pubs/ETD/
Australian Digital Theses Program
http://adt.caul.edu.au/
University of New Orleans
http://etd.uno.edu/
University of Pretoria : Electronic Theses and Dissertations
http://upetd.up.ac.za/
University of Florida
http://web.uflib.ufl.edu/etd.html
University of Puerto Rico Mayaguez Campus
http://grad.uprm.edu/tesisdigitales.htm
University of Tennessee, Knoxville
http://www.lib.utk.edu:90/cgi-perl/dbBroker.cgi?help=148
Uppsala Universitiet
http://publications.uu.se/theses/
Virginia Commonwealth University
http://etd.vcu.edu/ETD-db/ETD-search/search
Worcester Polytechnic Institute
http://www.wpi.edu/ETD-db/ETD-search/search
Yale University Library
http://ymtdl.med.yale.edu/ETD-db/ETD-search/search
The George Washington University
http://etd-gw.wrlc.org/ETD-db/ETD-search/search
the Pennsylvania State University''s electronic Theses and Dissertations Archives
http://etda.libraries.psu.edu/ETD-db/ETD-search/search
North Carolina State University
http://www.lib.ncsu.edu/ETD-db/ETD-search/search
The New Jersey Institute of Technology''s Electronic Theses & Dissertations
http://www.library.njit.edu/etd/index.cfm
University of Mississippi Rowland Medical Library
http://library.umsmed.edu/free-e_res.htm#Journals
North Carolina State University
http://www.lib.ncsu.edu/ETD-db/ETD-search/search
Pennsylvania State University library
http://etda.libraries.psu.edu/ETD-db/ETD-search/search
Ohio State University
http://www.ohiolink.edu/etd/search.cgi

Linkoping University Electronic Press
http://www.ep.liu.se/diss/
The Institute for Systems Research
http://techreports.isr.umd.edu/ARCHIVE/
Virginia Polytechnic Institute and State University
http://scholar.lib.vt.edu/theses/browse/
university of the free state
http://lourie.uovs.ac.za/ETD-db/ETD-search/search
Virginia Polytechnic Institute and State University
http://scholar.lib.vt.edu/theses/
http://www.jstage.jst.go.jp/browse/_journallist#I
1 http://intl.highwire.org　
斯坦福大学图书馆的分支机构——斯坦福出版社（Stanford Press），拥有最大的免费期刊数据库，可以在线提供916种免费期刊和1，149，216篇全文（至2005年）。

2 http://www.pubmedcentral.org/　
著名的NCBI PUBMED是生物医学专业人士查询文献的首选，同时也提供50余种生物医学期刊免费全文。
3 http://www.freemedicaljournals.com　
提供1450种免费医学期刊全文，有的是完全免费，有的是6个月或更长时间以后免费，其中不乏IF很高的杂志，比如Science ，Cell 是一年后免费；CA: A Cancer Journal for Clinicians ， Journal of Clinical Investigation 是全免费。
4 http://www.biomedcentral.com/browse/journals/　
BioMed Central ,提供120余种生物医学期刊免费全文,检索需注册登录,杂志可以免费试订阅。
5 http://www.doaj.org/
Directory of Open Access Journals，可检索的期刊有2000种，其中497种提供免费全文84044篇
本文转自诺贝尔学术资源网 http://bbs.ok6ok.com,☆文献互助、学术交流和学术资源

谢谢啊   ！！！！！！！以后应该会用得着的啊

太感谢楼主啊!!!!!!!!!!!!!!!!!!!!

功德无量。

谢谢楼主分享啊
肯定用得着哦~！