Calculate 18+6+20
FUNNY MATH: Calculate 18+6+20 (Author: Ruzica Pavlovic)Correct answers: 25
The first user who solved this task is Sanja Šabović.
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Artificial blood transfusionIn 1979, artificial blood was first used in a patient by transfusion at the University of Minnesota Hospital. The patient was a Jehovah's Witness, who had refused a transfusion of real blood because of his religious beliefs. |