http://www.aplastic.org/aplastic/information__hope/about_the_diseases/
Aplastic Anemia & MDS International Foundation, Inc.
This section provides basic information about the bone marrow diseases, Aplastic Anemia, Myelodysplastic Syndromes, and Paroxysmal Noctural Hemoglobinuria. For more in-depth information, you can request a complete information packet on your disease.