
James E. Clyburn @RepJamesClyburn
Oswald Hope Robertson is cited by some as the inventor of the blood bank. But Dr. Charles Drew, an African American physician, is the inventor of the modern-day blood bank. He developed a method to allow blood to be stored for 2 months. #CriticalRaceFacts https://t.co/we7vZ7DHR4 — PolitiTweet.org