Title was 'British Medical Journal (Clinical research ed.)' until 1987.
3. Clinical Infectious Diseases
English
ISSN: 1058-4838
EISSN: 1537-6591
ISI Impact Factor: 8.886
Free after 12 months
1996 - present
4. Brain: a Journal of Neurology
English
ISSN: 0006-8950
EISSN: 1460-2156
ISI Impact Factor: 9.196
Free after 12 months
1996 - present
5. International Journal of Medical Sciences
Alternative link
English
ISSN: 1449-1907
ISI Impact Factor: 2.003
FREE
2004 - present
6. Pediatrics
English
ISSN: 0031-4005
EISSN: 1098-4275
ISI Impact Factor: 5.473
Free after 12 months
1997 - present
7. Diabetes
Alternative link
English
ISSN: 0012-1797
EISSN: 1939-327X
ISI Impact Factor: 8.095
Free after 12 months
1998 - present
8. BMC Medicine
Alternative link
English
EISSN: 1741-7015
ISI Impact Factor: 7.249
FREE
2003 - present
9. Hypertension
English
ISSN: 0194-911X
EISSN: 1524-4563
ISI Impact Factor: 6.480
Free after 12 months
1979 - present
10. Mayo Clinic Proceedings
Alternative link
English
ISSN: 0025-6196
EISSN: 1942-5546
ISI Impact Factor: 6.262
Free after 6 months
1995 - present
11. Journal of Clinical Investigation
Alternative link
English
ISSN: 0021-9738
EISSN: 1558-8238
ISI Impact Factor: 13.215
FREE
1924 - present
All research articles are free; subscription is required to view other content.
12. Heart
English
ISSN: 1355-6037
EISSN: 1468-201X
ISI Impact Factor: 5.595
Free after 36 months
1996 - present
Title was 'British Heart Journal' until 1995. Free access to all articles prior to 2006. A one-time registration needs to be completed to access the archive, here: http://journals.bmj.com/cgi/register
13. Journal of Neuroscience
English
ISSN: 0270-6474
EISSN: 1529-2401
ISI Impact Factor: 6.344
Free after 6 months
1981 - present
14. Journal of Infectious Diseases
English
ISSN: 0022-1899
EISSN: 1537-6613
ISI Impact Factor: 5.997
Free after 12 months
1997 - present
15. Journal of Clinical Endocrinology and Metabolism