It's a concept with a long military history that's been forgotten in modern prehospital care: whole blood for trauma patients at the point of injury--and for EMS that means the field. In this sixth installment of our "Live From the Expo Floor" podcast series from EMS World Expo in Atlanta, host Mike McCabe talks with C.J. Winckler, MD, LP, deputy medical director for the San Antonio Fire Department, about his system's embrace of the concept. 

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