| #431 | Aviakosmičeskaâ i èkologičeskaâ medicina. -- Moskva : Slovo, 1992-. -- ISSN 0233-528X |
| #432 | Aviation, space, and environmental medicine. -- Louisville : Aerospace Medical Association, 1975-. -- ISSN 0095-6562 print. -- ISSN 1943-4448 online |
| #433 | B-ENT. -- Leuven : Royal Belgian Society for Ear, Nose, Throat, Head and Neck Surgery, 2005-. -- ISSN 1781-782X |
| #434 | Bacteriological reviews. -- Baltimore : American Society for Microbiology, 1937-1977. -- ISSN 0005-3678 |
| #435 | Baillière's best practice & research, Clinical endocrinology & metabolism. -- London : Baillière Tindall, 1999-. -- ISSN 1521-690X |
| #436 | Baillière's clinical gastroenterology. -- London : Bailliere Tindall, 1987-1998. -- ISSN 0950-3528 print. -- ISSN 1878-0873 online |
| #437 | Bailliere's clinical endocrinology and metabolism. -- London : Bailliere Tindall, 1987-. -- ISSN 0950-351X print. -- ISSN 1878-0881 online |
| #438 | Balkan Journal of Medical Genetics. -- Sofia : Medical University, 1998-. -- ISSN 1311-0160 |
| #439 | Balneologia Bohemica. -- Praha : Avicenum, 1972-1990. -- ISSN 0302-8070 |
| #440 | Balneologia Polska. -- Ciechocinek : Polskie Towarzystwo Balneologii, Bioklimatologii i Medycyny Fizykalnej, 1951-. -- ISSN 0005-4402 |