AU - WELCH K TI - SUbdural hematoma following spinal anesthesia PT - JOUR DP - 1959 TA - A.M.A. Archives of Surgery pages = {49-51}, VI - 79 IP - 1 AID - 10.1001/archsurg.1959.04320070053009 [doi] 4100 - http://dx.doi.org/10.1001/archsurg.1959.04320070053009 SO - A.M.A. Archives of Surgery July 1, 1959 79(1):49