| #1401 | Instructional course lectures. -- Park Ridge : American Academy of Orthopaedic Surgeons, 1948-. -- ISSN 0065-6895 |
| #1402 | Intensive care world. -- London : King and Wirth Publishing Company, 1984-. -- ISSN 0266-7037 |
| #1403 | Intensivmedizinische Praxis. -- München : Marseille, 1979-1983. -- ISSN 0173-2315 |
| #1404 | Interdisciplinary topics in gerontology. -- Basel : Karger, 1968-. -- ISSN 0074-1132 print. -- ISSN 1662-3800 online |
| #1405 | Interdisciplinary toxicology. -- Bratislava : Slovak Toxicology Society SETOX, 2008-. -- ISSN 1337-6853 print. -- ISSN 1337-9569 online |
| #1406 | Interna. -- Praha : International Medical Publications, 1999-2001. -- ISSN 1212-7051 |
| #1407 | Interná medicína : Recenzovaný, postgraduálne zameraný odborný lekársky časopis. -- Bratislava : SAMEDI, 2001-. -- ISSN 1335-8359 |
| #1408 | Internal medicine. -- Tokyo : Japanese Society of Internal Medicine, 1992-2005. -- ISSN 0918-2918 print. -- ISSN 1349-7235 online |
| #1409 | Internartional journal of prenatal and perinatal psychology and medicine. -- Heildelberg : Mattes, 1993-. -- ISSN 0943-5417 |
| #1410 | International Abstracts of Biological Sciences. -- Oxford : Pergamon, 1956-1982. -- ISSN 0020-5818 |