| http://www.w3.org/ns/prov#value | - Radioimmunoassay, or RIA, became an essential tool in diagnostic and research labs and transformed blood banks, where it was used to detect pathogens such as the hepatitis B virus that had been unwittingly passed on to people getting transfusions. ???The technique revolutionized medicine,??? said William A. Bauman, a physician and researcher at the Mount Sinai School of Medicine in New York. ???Be
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