Cold Spring Harbor Laboratory
Your Genes, Your Health: Hemophlilia
An excellent site that investigates the causes and treatments of Hemophilia, as well as the symptoms and much more.
Mayo Clinic
Mayo Clinic: Hemophilia
An in-depth overview of the bleeding disorder hemophilia. Discusses what it is, its causes, symptoms, treatment, complications that may arise from the disease or from treatment, and more.
National Health Museum
Access Excellence: Inheritance of Hemophilia
This site explains the X-linked inheritance of Hemophilia and includes a diagram.