| #631 | Diversity and distributions. -- Oxford : Blackwell Science, 1997-. -- ISSN 1366-9516 print. -- ISSN 1472-4642 online |
| #632 | Doklady, Biological sciences. -- Moscow : MAIK Nauka, 1964-. -- ISSN 0012-4966 print. -- ISSN 1608-3105 online |
| #633 | Doklady Akademii nauk Ukrainskoj SSR, Seriâ B, Geologičeskie, himičeskie i biologičeskie nauki. -- Kiev : Naukova dumka, 1979-1990. -- ISSN 0201-8454 |
| #634 | Doklady biochemistry and biophysics. -- Moscow : Maik Nauka Interperiodica, In Co-operation with Springer Science & Business Medi, 2000-. -- ISSN 1607-6729 print. -- ISSN 1608-3091 online |
| #635 | Drug discovery today. -- Oxford : Elsevier, 2004-. -- ISSN 1740-6765 |
| #636 | Drug discovery today. -- Oxford : Elsevier, 2004-. -- ISSN 1740-6757 |
| #637 | Drug discovery today. -- Oxford : Elsevier, 2004. -- ISSN 1741-8372 print. -- ISSN 1878-7363 online |
| #638 | Drug discovery today. -- Oxford : Elsevier, 2004-. -- ISSN 1740-6749 |
| #639 | Drug discovery today. -- Oxford : Elsevier, 2004-. -- ISSN 1740-6773 |
| #640 | Drug resistance updates. -- Edinburgh : Churchill Livingstone, 1998-. -- ISSN 1368-7646 |