Below are some helpful Internet resources on this topic. Mayo Clinic does not own or control any of these sites and is not responsible for their content. Inclusion of these sites does not imply endorsement by Mayo Clinic.
American Association of Blood Banks (AABB)
America's Blood Centers (ABC)
MEDLINEplus - National Library of Medicine
The Blood Aliance
U.S. Food and Drug Administration
Centers for Disease Control and Prevention (CDC)
National Marrow Donor Program (NMDP)