Medical laboratory: where science, medicine converge
Staff Sgt. Hayli Ward, 51st Medical Support Squadron medical laboratory technician, inspects a bag of O positive blood in the 51st Medical Group at Osan Air Base, Republic of Korea, April 17, 2014. Ward and her fellow lab technicians are responsible for testing blood and bodily fluids for signs of infection or other maladies. (U.S. Air Force photo/Airman 1st Class Ashley J. Thum)

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