Karl Landsteiner ,an Austrian doctor, discovered ABO blood type in 1900 and then won the Nobel Prize in Medicine and Physiology in 1930.From then on, modern transfusion medicine has established.

• 1900年奥地利医学家Karl Landsteiner发现ABO血型系统并于1930年获得诺贝尔医学和生理学奖，现代输血学从此建立。