22. Chest

English
ISSN: 0012-3692
EISSN: 1931-3543
Free after 12 months
1935 - present

23. Circulation

English
ISSN: 0009-7322
EISSN: 1524-4539
Free after 12 months
1950 - present

24. Emerging Infectious Diseases

English
ISSN: 1080-6040
EISSN: 1080-6059
FREE
1995 - present

25. Circulation: Heart Failure

English
ISSN: 1941-3289
EISSN: 1941-3297
Free after 12 months
2008 - present

26. Cancer Research

English
ISSN: 0008-5472
EISSN: 1538-7445
Free after 12 months
1941 - present

Title was 'American Journal of Cancer' until 1940.

27. CA: a Cancer Journal for Clinicians

English
ISSN: 0007-9235
EISSN: 1542-4863
FREE
1950 - present

28. Canadian Medical Association Journal : Journal de l'Association Medicale Canadienne

English French
ISSN: 0820-3946
EISSN: 1488-2329
Free after 12 months
1911 - present

29. Radiology

English
ISSN: 0033-8419
EISSN: 1527-1315
Free after 12 months
1980 - present

30. Diabetes Care

English
ISSN: 0149-5992
EISSN: 1935-5548
Free after 12 months
1998 - present

31. American Journal of Psychiatry

English
ISSN: 0002-953X
EISSN: 1535-7228
Free after 12 months
1997 - present

32. Clinical Orthopaedics and Related Research

English
ISSN: 0009-921X
EISSN: 1528-1132
Free after 12 months
2008 - present

33. Physical Therapy

English
ISSN: 0031-9023
EISSN: 1538-6724
Free after 12 months
1980 - present

34. World Journal of Gastroenterology

English
ISSN: 1007-9327
FREE
1998 - present

35. Archives of Surgery

English
ISSN: 0004-0010
EISSN: 1538-3644
Free after 12 months
1998 - present

Only original research and review articles are free after 12 months.

36. British Journal of Psychiatry

English
ISSN: 0007-1250
EISSN: 1472-1465
Free after 12 months
2000 - present

37. Journal of Neurological Sciences

English
ISSN: 1300-1817
EISSN: 1302-1664
FREE
2005 - present

38. Alzheimer's Research and Therapy

English
EISSN: 1758-9193
FREE
2009 - present

39. Endocrinology

English
ISSN: 0013-7227
EISSN: 1945-7170
Free after 12 months
1997 - present

40. Journal of the American College of Cardiology

English
ISSN: 0735-1097
EISSN: 1558-3597
Free after 12 months
1983 - present