O. Korhola et al., IMPROVEMENT OF BEDSIDE CHEST RADIOGRAPH QUALITY USING A HIGH-RATIO GRID AND AN ELECTRONIC ANGLE METER FOR ALIGNMENT, Acta radiologica, 35(3), 1994, pp. 244-246
An electronic level was used to ensure proper alignment of a high rati
o grid at bedside chest radiography. The image quality was clearly imp
roved. The method is inexpensive and simple to use.