| CDC - Leptospirosis: Factsheet with cause, symptoms, treatment, and prevention. |
| CDC Travelers' Health Information on Leptospirosis: Includes risk for travelers, cause, prevention, and treatment. |
| eMedicine - Leptospirosis: Article by Judith Green-McKenzie, MD, MPH. |
| eMedicine - Leptospirosis: Article by Matthew R Jezior, MD. |
| eMedicine - Leptospirosis: Article by Patrick W Hickey, MD. |
| Health Protection Agency: Leptospirosis: Includes cause, symptoms, diagnosis, and prevention. |
| Leptospirosis Facts: Features cause, symtptoms, treatment, and prevention. |
| Leptospirosis in Humans: Includes cause, people at risk, symptoms, and complications. |
| MedicineNet: Leptospirosis: Doctor produced consumer health information on leptospirosis, including symptoms, diagnosis and treatment. |
| MedlinePlus Medical Encyclopedia: Leptospirosis: Features cause, symptoms, treatment, diagnosis, prevention, risk factors, and complications. |
| Medmicro: Leptospira: Scientific and medical information about the spirochete and the diseases it causes. |
| The Merck Manual: Leptospirosis: Short factsheet on the disease. |
| The Weil's Disease Information Center: Advice for the caving and medical community on leptospira including symptoms and treatment. |
| WHO: Water-related Diseases - Leptospirosis: Factsheet with cause, distribution, scope of the problem, and prevention efforts. |