The grid can readily be removed by a switch on the fluoroscopic apparatus in use , a Philips Diagnost 73(P) (Lassrich et al., 1978). Radiographic exposures are set manually, while the screening current is on automatic control. Empirically it was discovered ... For each combination of kV and thickness the Bucky factor (the ratio of doses with and without the grid) was calculated. The contrast for the 6 mm anbsp;...
|Title||:||The British Journal of Radiology|