| Acute Pulmonary Eosinophilia: Loeffler's Syndrome: Find a definition of this disorder, its causes, incidence and risk factors. |
| American Partnership for Eosinophilic Disorders: Group sharing information and resources about eosinophilic esophagitis, eosinophilic gastritis, hypereosinophilic syndrome, Churg Strauss syndrome, and chronic eosinophilic leukemia. |
| eMedicine: Eosinophilia: Article by Daniel R Lucey, MD, explores the various causes and disorders associated with high numbers of eosinophils in the blood. |
| Eosinophilia Myalgia Syndrome Support Site: Information and support site for people who ingested L-Trytophan in the 1980's and are suffering from EMS. |
| Eosinophilia-Myalgia: Advocacy, information, and support for those with Eosinophilia-Myalgia (EMS). |
| MD Anderson: Clinical Trials for Idiopathic HES: Offers treatment options for Idiopathic Hypereosinophilic Syndrome (HES). Contact information provided. |
| NetDoctor: Facts about eosinophilia including what it is, how and when it occurs, symptoms, diagnosis and treatment. |
| Yahoo Groups : Eosinophilia Myalgia Syndrome: Information for those wishing to learn more about issues relating to EMS. Links for web sites pertaining to medical data, the history of the EMS epidemic and support. |