Charles Drew was very determined to change the world.
Charles Drew helped perfect blood banking.
Charles Drew helped expand the knowledge of blood banking.
Charles Drew helped expand knowledge of blood banking.
Charles Drew helped expand the knowledge of blood banking.
Charles Drew helped expand knowledge of the blood bank.
Charles Drew proved that an African American can be a doctor.
Charles Drew helped expand knowledge on blood banking and blood transfusions.
Charles Drew helped expand knowledge of the blood bank.
Charles Drew helped expand knowledge of blood banking.
Charles Drew helped expand the knowledge of blood banking.
Charles Drew helped expand the knowledge of blood banking and blood transfusions.
Charles Drew helped expand knowledge of blood banking.