Journals in Medical Education:

Academic Medicine [formerly the Journal of Medical Education]
[Impact Factor: 2.6]
http://www.academicmedicine.org/

Medical Education [UK publisher] 
[Impact Factor: 2.5]
(Association for the Study of Medical education)
http://www.mededuc.com/

Advances in Physiology Education
[Impact Factor: 1.26]
http://advan.physiology.org/

Medical Teacher: [UK publisher]
[Impact Factor 1.23]
http://www.tandf.co.uk/journals/titles/0142159X.html

Advances in Health Sciences Education 
[Impact factor: 1.1]
http://kapis.www.wkap.nl/kapis/CGI-BIN/WORLD/journalhome.htm?1382-4996

Teaching and Learning in Medicine
[Impact Factor: 0.7]
http://www.siumed.edu/tlm

The Clinical Teacher:
http://www.blackwell-synergy.com/servlet/useragent?func=showIssues&code=tct

BMC Medical Education:
[available free through PubMed Central]
http://www.biomedcentral.com/bmcmededuc/

Medical Education Online. An Electronic Journal.: 
[US]
http://www.med-ed-online.org/issue.htm

TIME (Topics in Medical Education)
http://www.dundee.ac.uk/meded/refs/

Education for Health
http://www.tandf.co.uk/journals/frameloader.html?http://www.tandf.co.uk/journals/carfax/13576283.html

BMJ Collection of Articles about Learning and Teaching in Medicine
(Over sixty articles which focus on a variety of aspects of teaching and evaluation)
http://bmj.com/cgi/collection/teaching

BMJ Collection of Articles about Undergraduate Learning and Teaching
(Over 160 articles.)
http://bmj.com/cgi/collection/undergrad

AAMC 2007 Summary Report (45 pages) "Advancing Educators and Education: Defining the Components and Evidence of Educational Scholarship" (pdf)

Journal of the International Association of Medical Science Educators (JIAMSE):
http://www.jiamse.org/

Articles on Instructional Technology:
http://www.aacom.org/education/journal-reviews/article-review-topic.asp?Topic=5

Articles on Research Methodology:
http://www.aacom.org/education/journal-reviews/article-review-topic.asp?Topic=6

Free Full Text Sites:
http://www.freemedicaljournals.com/
http://highwire.stanford.edu/lists/freeart.dtl
http://www.plos.org/
http://www.pubmedcentral.nih.gov/