1. American Association of Blood Banks 2016 Emerging infectious disease agents and their potential threat to transfusion safety http://www.aabb.org/tm/eid/Pages/default.aspx
2. American Red Cross 2010 Arm to Arm 2nd edition http://www.redcrossblood.org/sites/arc/files/pdf/Arm_to_Arm_2010.pdf
3. American Red Cross 2014a Blood facts and statistics http://www.redcrossblood.org/learn-about-blood/blood-facts-and-statistics
4. American Red Cross 2014b Blood testing http://www.redcrossblood.org/learn-about-blood/what-happens-donated-blood/blood-testing
5. American Red Cross 2017 Emergency need for blood donations as Red Cross experiences critical blood shortage http://www.redcross.org/news/press-release/Emergency-need-for-blood-donations-as-Red-Cross-experiences-critical-blood-shortage