| 1 | Lab on a Chip 🔗 | 2001- | Subscription | 61 |
| 2 | Laboratory Medicine 🔗 | 1970- | Oxford | 34 |
| 3 | Lancet 🔗 | 2007- | Clinical Key | 37 |
| 4 | Lancet Diabetes and Endocrinology 🔗 | 2013- | Clinical Key | 60 |
| 5 | Lancet Digital Health, The 🔗 | 2019- | Clinical Key | 4 |
| 6 | Lancet Global Health 🔗 | 2013- | Clinical Key | 42 |
| 7 | Lancet Haematology, The 🔗 | 2014- | Clinical Key | 55 |
| 8 | Lancet Healthy Longevity, The 🔗 | 2020- | Clinical Key | 5 |
| 9 | Lancet HIV, The 🔗 | 2014- | Clinical Key | 32 |
| 10 | Lancet Infectious Diseases 🔗 | 32007- | Clinical Key | 46 |
| 11 | Lancet Microbe 🔗 | 2020- | Clinical Key | 35 |
| 12 | Lancet Neurology 🔗 | 2007- | Clinical Key | 41 |
| 13 | Lancet Oncology 🔗 | 2007- | Clinical Key | 55 |
| 14 | Lancet Planetary Health 🔗 | 2018- | Clinical Key | 38 |
| 15 | Lancet Primary Care, The 🔗 | 2025- | Clinical Key | 7 |
| 16 | Lancet Psychiatry, The 🔗 | 2014- | Clinical Key | 32 |
| 17 | Lancet Public Health, The 🔗 | 2016- | Clinical Key | 8 |
| 18 | Lancet Regional Health - Africa, The 🔗 | 2026- | Clinical Key | 10 |
| 19 | Lancet Regional Health - Americas, The 🔗 | 2021- | Clinical Key | 4 |
| 20 | Lancet Regional Health - Europe, The 🔗 | 2021- | Clinical Key | 6 |
| 21 | Lancet Regional Health - Southeast Asia, The 🔗 | 2022- | Clinical Key | 4 |
| 22 | Lancet Regional Health - Western Pacific, The 🔗 | 2020- | Clinical Key | 6 |
| 23 | Lancet Respiratory Medicine 🔗 | 2013- | Clinical Key | 46 |
| 24 | Laryngoscope 🔗 | (2005-2008) | Ovid | 42 |
| 25 | Legal Medicine 🔗 | 2007- | Clinical Key | 32 |
| 26 | Leukemia 🔗 | 1997- | Subscription | 39 |
| 27 | Leukemia Research 🔗 | 2007- | Clinical Key | 43 |
| 28 | Leukemia Research Reports 🔗 | 2012- | Clinical Key | 34 |
| 29 | Life Medicine 🔗 | 2022- | Oxford | 48 |
| 30 | Life Metabolism 🔗 | 2022- | Oxford | 32 |
| 31 | Lippincott's Bone and Joint Newsletter 🔗 | (2007-2023) | Ovid | 41 |
| 32 | Lung Cancer 🔗 | 2007- | Clinical Key | 27 |
