Variability of ejection fraction results using commercial cardiac phantoms.
Variable ejection fraction results were obtained using two commercial phantoms with three different computer systems. The reasons for the results and their implications are discussed.
French
A P
AP
Department of Medical Physics, St Luke's Hospital, Guildford, Surrey, UK.
Tonge
C M
CM
Peake
J C
JC
Horton
P W
PW
D006321:Heart / Q000000981:diagnostic imaging*; D006801:Humans; D008961:Models, Structural; D011875:Radionuclide Angiography; D013318:Stroke Volume