| #641 | Birth defects research, Clinical and molecular teratology. -- Hoboken : Wiley, 2003-. -- ISSN 1542-0752 print. -- ISSN 1542-0760 online |
| #642 | Birth defects research, Part B, Developmental and reproductive toxicology. -- Hoboken : Wiley-Liss, 2003-. -- ISSN 1542-9733 print. -- ISSN 1542-9741 online |
| #643 | Birth defects research, Part C. Embryo today. -- Hoboken : Wiley-Liss, 2003-. -- ISSN 1542-975X print. -- ISSN 1542-9768 online |
| #644 | Bitamin. -- Kyoto : Nippon Bitamin Gakkai, 1948-. -- ISSN 0006-386X |
| #645 | Biuletyn Głównej Biblioteki Lekarskiej. -- Warszawa : Główna Biblioteka Lekarska, 1952-2002. -- ISSN 0373-174X |
| #646 | BJOG. -- Oxford : Blackwell Science, 1997-. -- ISSN 1470-0328 print. -- ISSN 1471-0528 online |
| #647 | BJU international. -- Oxford : Blackwell Science, 1999-. -- ISSN 1464-4096 print. -- ISSN 1464-410X online |
| #648 | Blesk Zdraví. -- Praha : Ringier ČR, 2006-. -- ISSN 1802-3738 |
| #649 | Blood. -- Philadelphia : W.B. Saunders, 1946-. -- ISSN 0006-4971 print. -- ISSN 1528-0020 online |
| #650 | Blood Cancer Discovery. -- Philadelphia : American Association for Cancer Research, 2020-. -- ISSN 2643-3230 print. -- ISSN 2643-3249 online |