| #531 | Braunoviny. -- Praha : B. Braun Medical, 2000-. -- ISSN 1801-0342 print. -- ISSN 1213-0362 online |
| #532 | Breast. -- Edinburgh : Churchill Livingstone, 1992-. -- ISSN 0960-9776 print. -- ISSN 1532-3080 online |
| #533 | Breast cancer news. -- Praha : We Make Media. -- ISSN 1804-8218 |
| #534 | Breast cancer research and treatment. -- Dordrecht : Kluwer Academic Publishers, 1981-. -- ISSN 0167-6806 print. -- ISSN 1573-7217 online |
| #535 | Breast disease. -- Amsterdam : Elsevier, 1987-. -- ISSN 0888-6008 print. -- ISSN 1558-1551 online |
| #536 | Breathe. -- Sheffield : European Respiratory Society Journals, 2004-. -- ISSN 1810-6838 print. -- ISSN 2073-4735 online |
| #537 | British Columbia medical journal. -- Vancouver : British Columbia Medical Association, 1959-. -- ISSN 0007-0556 |
| #538 | British dental journal. -- Basingstoke : Nature Publishing Group, 1903-. -- ISSN 0007-0610 print. -- ISSN 1476-5373 online |
| #539 | British heart journal. -- London : BMJ Publishing, 1939-1995. -- ISSN 0007-0769 |
| #540 | British homoeopathic journal. -- London : John Bale, Sons & Danielsson, 1911-2001. -- ISSN 0007-0785 print. -- ISSN 1476-539X online |