Abstract
References
1.
Hounsfield G.N.
(1977 ) Extract (Excerpta Medico) 1 , 11 –18
2.
Lloyd G.A.S.
,
Du Boulay G.H.
,
Phelps P.D.
, &
Pullicino P.
(1979 ) Neuroradiology 18 , 243 –248
3.
Lloyd G.A.S.
,
Phelps P.D.
, &
Du Boulay G.H.
(1980 ) British Journal of Radiology 53 , 631 –641
4.
Paxton R.
, &
Ambrose J.
(1974 ) British Journal of Radiology 47 , 530 –544