1. American Red Cross.Blood needs & supply.2020a. Available from:https://www.redcrossblood.org/donate-blood/how-to-donate/how-blood-donations-help/blood-needs-blood-supply.html
2. BachowskiG BorgeD BrunkerPR et al.A compendium of transfusion practice guidelines. American Red Cross.2017. Available from:http://success.redcross.org/success/file.php/1/TransfusionPractices-Compendium_3rdEdition.pdf.
3. American Red Cross.What happens to donated blood.2020b. Available from:https://www.redcrossblood.org/donate-blood/blood-donation-process/what-happens-to-donated-blood.html.