Medical Implications of Computed Tomography ("Cat scanning")
NEJM 298:255, Abrams,H.L.,et al, 1978
Evaluation of Acute Cerebral Ischemia for Anticoag Therapy:CT or Lumbar Puncture
Neurol 31:736-740, Ruff,R.L.,et al, 1981
Emission & Transmission Brain Tomography
BMJ 1:438-440, Ell,P.J.,et al, 1980