1. How do I manage a blood shortage in a transfusion service?;McCarthy;Transfusion,2007
2. Demographic differences in estimated blood donor eligibility prevalence in the United States;James;Transfusion,2012
3. US Department of Health and Human Services. The 2007 National Blood Collection and Utilization Survey Report. Available at: http://www.nhs.gov/ash/bloodsafety/2007nbcus_survey.pdf.
4. United States Census Bureau. United States and World Population Clock. Available at: https://www.census.gov/popclock/.
5. Blood collection and transfusion in the United States in 1999;Sullivan;Transfusion,2005