Analysis of information sources in references of the Wikipedia article "Blood transfusion" in English language version.
[...] Nazis chose the healthiest Polish children and transported them to German field hospitals where they used them for constant blood transfusions [...].
[...] the first successful blood transfusion performed between 2 brothers on August 6, 1906, at St. Alexis Hospital, Cleveland, OH.
[...] the first successful blood transfusion performed between 2 brothers on August 6, 1906, at St. Alexis Hospital, Cleveland, OH.
[...] the first successful blood transfusion performed between 2 brothers on August 6, 1906, at St. Alexis Hospital, Cleveland, OH.
[...] Nazis chose the healthiest Polish children and transported them to German field hospitals where they used them for constant blood transfusions [...].